ATTRIBUTE_HIDDEN for libbfd.h

	* libbfd-in.h (ATTRIBUTE_HIDDEN): Define and use throughout.
	* configure.ac (HAVE_HIDDEN): Check compiler support for hidden
	visibility.
	* libbfd.h: Regenerate.
	* configure: Regenerate.
	* config.in: Regenerate.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 85d2fb1ae3591fe169957961aa48c695dcd974c4..3b5774a2b4c58a09614f960bf27f0c4ea0013a0b 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,12 @@
+2018-05-18  Alan Modra  <amodra@gmail.com>
+
+       * libbfd-in.h (ATTRIBUTE_HIDDEN): Define and use throughout.
+       * configure.ac (HAVE_HIDDEN): Check compiler support for hidden
+       visibility.
+       * libbfd.h: Regenerate.
+       * configure: Regenerate.
+       * config.in: Regenerate.
+
 2018-05-18  Alan Modra  <amodra@gmail.com>
 
        * libbfd-in.h: Add include guard.

diff --git a/bfd/config.in b/bfd/config.in
index 186741d6128df2fe2afd3f166d30587a48c12824..2ba8dba8932b8cf1c65ca44949a78994d8afbcd0 100644 (file)
--- a/bfd/config.in
+++ b/bfd/config.in
@@ -134,6 +134,9 @@
 /* Define to 1 if you have the `getuid' function. */
 #undef HAVE_GETUID
 
+/* Define if your compiler supports hidden visibility. */
+#undef HAVE_HIDDEN
+
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
 

diff --git a/bfd/configure b/bfd/configure
index eb415423ef0abced6f20c60096444a17e9b2b3a0..edc1de9bcedc014e5485794706cdbbff138c15bb 100755 (executable)
--- a/bfd/configure
+++ b/bfd/configure
@@ -14043,6 +14043,39 @@ fi
 
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking compiler support for hidden visibility" >&5
+$as_echo_n "checking compiler support for hidden visibility... " >&6; }
+if test "${bfd_cv_hidden+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+const char hw[] __attribute__ ((__visibility__ ("hidden"))) = "Hello, World\n";
+extern void print (const char *) __attribute__ ((__visibility__ ("hidden")));
+int
+main ()
+{
+print (hw);
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  bfd_cv_hidden=yes
+else
+  bfd_cv_hidden=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $bfd_cv_hidden" >&5
+$as_echo "$bfd_cv_hidden" >&6; }
+if test $bfd_cv_hidden = yes; then
+
+$as_echo "#define HAVE_HIDDEN 1" >>confdefs.h
+
+fi
+
 # Check if linker supports --as-needed and --no-as-needed options
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking linker --as-needed support" >&5
 $as_echo_n "checking linker --as-needed support... " >&6; }

diff --git a/bfd/configure.ac b/bfd/configure.ac
index 6c1b5febd55531f21a3d827984743fce70752c63..12974691ad07a17d044470bc2bcd4ea59f625311 100644 (file)
--- a/bfd/configure.ac
+++ b/bfd/configure.ac
@@ -256,6 +256,17 @@ AC_CHECK_DECLS(strnlen)
 # This is used only by compress.c.
 AM_ZLIB
 
+AC_CACHE_CHECK([compiler support for hidden visibility], bfd_cv_hidden,
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+const char hw[] __attribute__ ((__visibility__ ("hidden"))) = "Hello, World\n";
+extern void print (const char *) __attribute__ ((__visibility__ ("hidden")));]],
+       [[print (hw);]])],
+  [bfd_cv_hidden=yes], [bfd_cv_hidden=no])])
+if test $bfd_cv_hidden = yes; then
+  AC_DEFINE(HAVE_HIDDEN, 1,
+           [Define if your compiler supports hidden visibility.])
+fi
+
 # Check if linker supports --as-needed and --no-as-needed options
 AC_CACHE_CHECK(linker --as-needed support, bfd_cv_ld_as_needed,
        [bfd_cv_ld_as_needed=no

diff --git a/bfd/libbfd-in.h b/bfd/libbfd-in.h
index a763f97faa0e603e5d218c78e322fe5785425d3f..bb3cf48f70168803b15eceb12e800494223fcea0 100644 (file)
--- a/bfd/libbfd-in.h
+++ b/bfd/libbfd-in.h
@@ -25,6 +25,14 @@
 #ifndef _LIBBFD_H
 #define _LIBBFD_H 1
 
+#ifndef ATTRIBUTE_HIDDEN
+#if HAVE_HIDDEN
+#define ATTRIBUTE_HIDDEN __attribute__ ((__visibility__ ("hidden")))
+#else
+#define ATTRIBUTE_HIDDEN
+#endif
+#endif
+
 #include "hashtab.h"
 
 #ifdef __cplusplus
@@ -57,7 +65,7 @@ struct section_hash_entry
 };
 
 /* Unique section id.  */
-extern unsigned int _bfd_section_id;
+extern unsigned int _bfd_section_id ATTRIBUTE_HIDDEN;
 
 /* tdata for an archive.  For an input archive, cache
    needs to be free()'d.  For an output archive, symdefs do.  */
@@ -101,51 +109,52 @@ struct areltdata
 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
 
 extern void *bfd_malloc
-  (bfd_size_type);
+  (bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_realloc
-  (void *, bfd_size_type);
+  (void *, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_realloc_or_free
-  (void *, bfd_size_type);
+  (void *, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_zmalloc
-  (bfd_size_type);
+  (bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_malloc2
-  (bfd_size_type, bfd_size_type);
+  (bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_realloc2
-  (void *, bfd_size_type, bfd_size_type);
+  (void *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_zmalloc2
-  (bfd_size_type, bfd_size_type);
+  (bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 
-extern void _bfd_error_handler (const char *s, ...) ATTRIBUTE_PRINTF_1;
+extern void _bfd_error_handler (const char *s, ...)
+  ATTRIBUTE_PRINTF_1 ATTRIBUTE_HIDDEN;
 
 /* These routines allocate and free things on the BFD's objalloc.  */
 
 extern void *bfd_alloc2
-  (bfd *, bfd_size_type, bfd_size_type);
+  (bfd *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_zalloc2
-  (bfd *, bfd_size_type, bfd_size_type);
+  (bfd *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void bfd_release
-  (bfd *, void *);
-
-bfd * _bfd_create_empty_archive_element_shell
-  (bfd *);
-bfd * _bfd_look_for_bfd_in_cache
-  (bfd *, file_ptr);
-bfd_boolean _bfd_add_bfd_to_archive_cache
-  (bfd *, file_ptr, bfd *);
-bfd_boolean _bfd_generic_mkarchive
-  (bfd *);
-char *_bfd_append_relative_path
-  (bfd *, char *);
-const bfd_target *bfd_generic_archive_p
-  (bfd *);
-bfd_boolean bfd_slurp_armap
-  (bfd *);
+  (bfd *, void *) ATTRIBUTE_HIDDEN;
+
+extern bfd * _bfd_create_empty_archive_element_shell
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd * _bfd_look_for_bfd_in_cache
+  (bfd *, file_ptr) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_add_bfd_to_archive_cache
+  (bfd *, file_ptr, bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_generic_mkarchive
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern char *_bfd_append_relative_path
+  (bfd *, char *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *bfd_generic_archive_p
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean bfd_slurp_armap
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define bfd_slurp_bsd_armap bfd_slurp_armap
 #define bfd_slurp_coff_armap bfd_slurp_armap
-bfd_boolean _bfd_archive_64_bit_slurp_armap
-  (bfd *);
-bfd_boolean _bfd_archive_64_bit_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+extern bfd_boolean _bfd_archive_64_bit_slurp_armap
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_archive_64_bit_write_armap
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_64_bit_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 #define _bfd_archive_64_bit_construct_extended_name_table \
@@ -164,101 +173,101 @@ bfd_boolean _bfd_archive_64_bit_write_armap
   bfd_generic_stat_arch_elt
 #define _bfd_archive_64_bit_update_armap_timestamp _bfd_bool_bfd_true
 
-bfd_boolean _bfd_slurp_extended_name_table
-  (bfd *);
+extern bfd_boolean _bfd_slurp_extended_name_table
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_construct_extended_name_table
-  (bfd *, bfd_boolean, char **, bfd_size_type *);
-bfd_boolean _bfd_write_archive_contents
-  (bfd *);
-bfd_boolean _bfd_compute_and_write_armap
-  (bfd *, unsigned int);
-bfd *_bfd_get_elt_at_filepos
-  (bfd *, file_ptr);
+  (bfd *, bfd_boolean, char **, bfd_size_type *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_write_archive_contents
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_compute_and_write_armap
+  (bfd *, unsigned int) ATTRIBUTE_HIDDEN;
+extern bfd *_bfd_get_elt_at_filepos
+  (bfd *, file_ptr) ATTRIBUTE_HIDDEN;
 extern bfd *_bfd_generic_get_elt_at_index
-  (bfd *, symindex);
-bfd * _bfd_new_bfd
-  (void);
-bfd_boolean _bfd_free_cached_info
-  (bfd *);
+  (bfd *, symindex) ATTRIBUTE_HIDDEN;
+extern bfd * _bfd_new_bfd
+  (void) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_free_cached_info
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_bool_bfd_false
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_asymbol_false
-  (bfd *, asymbol *);
+  (bfd *, asymbol *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_false_error
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_link_false_error
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_true
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_link_true
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_bfd_true
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_uint_true
-  (bfd *, unsigned int);
+  (bfd *, unsigned int) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_asection_bfd_asection_true
-  (bfd *, asection *, bfd *, asection *);
+  (bfd *, asection *, bfd *, asection *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_asymbol_bfd_asymbol_true
-  (bfd *, asymbol *, bfd *, asymbol *);
+  (bfd *, asymbol *, bfd *, asymbol *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_ptr_true
-  (bfd *, void *);
+  (bfd *, void *) ATTRIBUTE_HIDDEN;
 extern void *_bfd_ptr_bfd_null_error
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern int _bfd_int_bfd_0
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern unsigned int _bfd_uint_bfd_0
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern long _bfd_long_bfd_0
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern long _bfd_long_bfd_n1_error
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_void_bfd
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_void_bfd_link
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern void _bfd_void_bfd_asection
-  (bfd *, asection *);
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
 
-bfd *_bfd_new_bfd_contained_in
-  (bfd *);
-const bfd_target *_bfd_dummy_target
-  (bfd *);
+extern bfd *_bfd_new_bfd_contained_in
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *_bfd_dummy_target
+  (bfd *) ATTRIBUTE_HIDDEN;
 
-void bfd_dont_truncate_arname
-  (bfd *, const char *, char *);
-void bfd_bsd_truncate_arname
-  (bfd *, const char *, char *);
-void bfd_gnu_truncate_arname
-  (bfd *, const char *, char *);
+extern void bfd_dont_truncate_arname
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
+extern void bfd_bsd_truncate_arname
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
+extern void bfd_gnu_truncate_arname
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
 
-bfd_boolean _bfd_bsd_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+extern bfd_boolean _bfd_bsd_write_armap
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 
-bfd_boolean _bfd_coff_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+extern bfd_boolean _bfd_coff_write_armap
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 
 extern void *_bfd_generic_read_ar_hdr
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_ar_spacepad
-  (char *, size_t, const char *, long);
+  (char *, size_t, const char *, long) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ar_sizepad
-  (char *, size_t, bfd_size_type);
+  (char *, size_t, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 extern void *_bfd_generic_read_ar_hdr_mag
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_generic_write_ar_hdr
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_bsd44_write_ar_hdr
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 
-bfd * bfd_generic_openr_next_archived_file
-  (bfd *, bfd *);
+extern bfd * bfd_generic_openr_next_archived_file
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 
-int bfd_generic_stat_arch_elt
-  (bfd *, struct stat *);
+extern int bfd_generic_stat_arch_elt
+  (bfd *, struct stat *) ATTRIBUTE_HIDDEN;
 
 #define _bfd_read_ar_hdr(abfd) \
        BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
@@ -270,14 +279,14 @@ int bfd_generic_stat_arch_elt
 
 #define _bfd_generic_close_and_cleanup _bfd_archive_close_and_cleanup
 extern bfd_boolean _bfd_archive_close_and_cleanup
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define _bfd_generic_bfd_free_cached_info _bfd_bool_bfd_true
 extern bfd_boolean _bfd_generic_new_section_hook
-  (bfd *, asection *);
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_generic_get_section_contents
-  (bfd *, asection *, void *, file_ptr, bfd_size_type);
+  (bfd *, asection *, void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_generic_get_section_contents_in_window
-  (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type);
+  (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 /* Generic routines to use for BFD_JUMP_TABLE_COPY.  Use
    BFD_JUMP_TABLE_COPY (_bfd_generic).  */
@@ -294,19 +303,20 @@ extern bfd_boolean _bfd_generic_get_section_contents_in_window
 #define _bfd_generic_bfd_print_private_bfd_data _bfd_bool_bfd_ptr_true
 
 extern bfd_boolean _bfd_generic_init_private_section_data
-  (bfd *, asection *, bfd *, asection *, struct bfd_link_info *);
+  (bfd *, asection *, bfd *, asection *, struct bfd_link_info *)
+  ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
    support.  Use BFD_JUMP_TABLE_CORE (_bfd_nocore).  */
 
 extern char *_bfd_nocore_core_file_failing_command
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern int _bfd_nocore_core_file_failing_signal
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nocore_core_file_matches_executable_p
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern int _bfd_nocore_core_file_pid
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
    file support.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive).  */
@@ -314,19 +324,19 @@ extern int _bfd_nocore_core_file_pid
 #define _bfd_noarchive_slurp_armap _bfd_bool_bfd_false_error
 #define _bfd_noarchive_slurp_extended_name_table _bfd_bool_bfd_false_error
 extern bfd_boolean _bfd_noarchive_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 extern void _bfd_noarchive_truncate_arname
-  (bfd *, const char *, char *);
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_noarchive_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 #define _bfd_noarchive_read_ar_hdr _bfd_ptr_bfd_null_error
 extern bfd_boolean _bfd_noarchive_write_ar_hdr
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern bfd *
 _bfd_noarchive_openr_next_archived_file
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern bfd * _bfd_noarchive_get_elt_at_index
-  (bfd *, symindex);
+  (bfd *, symindex) ATTRIBUTE_HIDDEN;
 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
 #define _bfd_noarchive_update_armap_timestamp _bfd_bool_bfd_false_error
 
@@ -337,7 +347,7 @@ extern bfd * _bfd_noarchive_get_elt_at_index
 #define _bfd_archive_bsd_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
 #define _bfd_archive_bsd_write_armap _bfd_bsd_write_armap
 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
@@ -348,7 +358,7 @@ extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table
 #define _bfd_archive_bsd_generic_stat_arch_elt \
   bfd_generic_stat_arch_elt
 extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff).  */
@@ -357,7 +367,7 @@ extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp
 #define _bfd_archive_coff_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 extern bfd_boolean _bfd_archive_coff_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
 #define _bfd_archive_coff_write_armap _bfd_coff_write_armap
 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
@@ -376,7 +386,7 @@ extern bfd_boolean _bfd_archive_coff_construct_extended_name_table
 #define _bfd_archive_bsd44_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_bsd44_truncate_arname bfd_bsd_truncate_arname
 #define _bfd_archive_bsd44_write_armap _bfd_bsd_write_armap
 #define _bfd_archive_bsd44_read_ar_hdr _bfd_generic_read_ar_hdr
@@ -393,7 +403,8 @@ extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table
    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib).  Some of them
    are irrelevant.  */
 
-extern bfd_boolean _bfd_vms_lib_write_archive_contents (bfd *);
+extern bfd_boolean _bfd_vms_lib_write_archive_contents
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define _bfd_vms_lib_slurp_armap _bfd_noarchive_slurp_armap
 #define _bfd_vms_lib_slurp_extended_name_table \
   _bfd_noarchive_slurp_extended_name_table
@@ -403,114 +414,128 @@ extern bfd_boolean _bfd_vms_lib_write_archive_contents (bfd *);
 #define _bfd_vms_lib_write_armap _bfd_noarchive_write_armap
 #define _bfd_vms_lib_read_ar_hdr _bfd_noarchive_read_ar_hdr
 #define _bfd_vms_lib_write_ar_hdr _bfd_noarchive_write_ar_hdr
-extern bfd *_bfd_vms_lib_openr_next_archived_file (bfd *, bfd *);
-extern bfd *_bfd_vms_lib_get_elt_at_index (bfd *, symindex);
-extern int _bfd_vms_lib_generic_stat_arch_elt (bfd *, struct stat *);
+extern bfd *_bfd_vms_lib_openr_next_archived_file
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
+extern bfd *_bfd_vms_lib_get_elt_at_index
+  (bfd *, symindex) ATTRIBUTE_HIDDEN;
+extern int _bfd_vms_lib_generic_stat_arch_elt
+  (bfd *, struct stat *) ATTRIBUTE_HIDDEN;
 #define _bfd_vms_lib_update_armap_timestamp _bfd_bool_bfd_true
 
 /* Extra routines for VMS style archives.  */
 
-extern symindex _bfd_vms_lib_find_symbol (bfd *, const char *);
-extern bfd *_bfd_vms_lib_get_imagelib_file (bfd *);
-extern const bfd_target *_bfd_vms_lib_alpha_archive_p (bfd *);
-extern const bfd_target *_bfd_vms_lib_ia64_archive_p (bfd *);
-extern bfd_boolean _bfd_vms_lib_alpha_mkarchive (bfd *);
-extern bfd_boolean _bfd_vms_lib_ia64_mkarchive (bfd *);
+extern symindex _bfd_vms_lib_find_symbol
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
+extern bfd *_bfd_vms_lib_get_imagelib_file
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *_bfd_vms_lib_alpha_archive_p
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *_bfd_vms_lib_ia64_archive_p
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_vms_lib_alpha_mkarchive
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_vms_lib_ia64_mkarchive
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
    support.  Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols).  */
 
 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_long_bfd_n1_error
 extern long _bfd_nosymbols_canonicalize_symtab
-  (bfd *, asymbol **);
+  (bfd *, asymbol **) ATTRIBUTE_HIDDEN;
 #define _bfd_nosymbols_make_empty_symbol _bfd_generic_make_empty_symbol
 extern void _bfd_nosymbols_print_symbol
-  (bfd *, void *, asymbol *, bfd_print_symbol_type);
+  (bfd *, void *, asymbol *, bfd_print_symbol_type) ATTRIBUTE_HIDDEN;
 extern void _bfd_nosymbols_get_symbol_info
-  (bfd *, asymbol *, symbol_info *);
+  (bfd *, asymbol *, symbol_info *) ATTRIBUTE_HIDDEN;
 extern const char * _bfd_nosymbols_get_symbol_version_string
-  (bfd *, asymbol *, bfd_boolean *);
+  (bfd *, asymbol *, bfd_boolean *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_bfd_is_local_label_name
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 #define _bfd_nosymbols_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
 extern alent *_bfd_nosymbols_get_lineno
-  (bfd *, asymbol *);
+  (bfd *, asymbol *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_find_nearest_line
   (bfd *, asymbol **, asection *, bfd_vma,
-   const char **, const char **, unsigned int *, unsigned int *);
+   const char **, const char **, unsigned int *, unsigned int *)
+  ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_find_line
-  (bfd *, asymbol **, asymbol *, const char **, unsigned int *);
+  (bfd *, asymbol **, asymbol *, const char **, unsigned int *)
+  ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_find_inliner_info
-  (bfd *, const char **, const char **, unsigned int *);
+  (bfd *, const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern asymbol *_bfd_nosymbols_bfd_make_debug_symbol
-  (bfd *, void *, unsigned long);
+  (bfd *, void *, unsigned long) ATTRIBUTE_HIDDEN;
 extern long _bfd_nosymbols_read_minisymbols
-  (bfd *, bfd_boolean, void **, unsigned int *);
+  (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern asymbol *_bfd_nosymbols_minisymbol_to_symbol
-  (bfd *, bfd_boolean, const void *, asymbol *);
+  (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
    support.  Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs).  */
 
-extern long _bfd_norelocs_get_reloc_upper_bound (bfd *, asection *);
-extern long _bfd_norelocs_canonicalize_reloc (bfd *, asection *,
-                                             arelent **, asymbol **);
-extern void _bfd_norelocs_set_reloc (bfd *, asection *,
-                                    arelent **, unsigned int);
+extern long _bfd_norelocs_get_reloc_upper_bound
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
+extern long _bfd_norelocs_canonicalize_reloc
+  (bfd *, asection *, arelent **, asymbol **) ATTRIBUTE_HIDDEN;
+extern void _bfd_norelocs_set_reloc
+  (bfd *, asection *, arelent **, unsigned int) ATTRIBUTE_HIDDEN;
 extern reloc_howto_type *_bfd_norelocs_bfd_reloc_type_lookup
-  (bfd *, bfd_reloc_code_real_type);
+  (bfd *, bfd_reloc_code_real_type) ATTRIBUTE_HIDDEN;
 extern reloc_howto_type *_bfd_norelocs_bfd_reloc_name_lookup
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
    be written.  Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite).  */
 
 extern bfd_boolean _bfd_nowrite_set_arch_mach
-  (bfd *, enum bfd_architecture, unsigned long);
+  (bfd *, enum bfd_architecture, unsigned long) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nowrite_set_section_contents
-  (bfd *, asection *, const void *, file_ptr, bfd_size_type);
+  (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 /* Generic routines to use for BFD_JUMP_TABLE_WRITE.  Use
    BFD_JUMP_TABLE_WRITE (_bfd_generic).  */
 
 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
 extern bfd_boolean _bfd_generic_set_section_contents
-  (bfd *, asection *, const void *, file_ptr, bfd_size_type);
+  (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
    support linking.  Use BFD_JUMP_TABLE_LINK (_bfd_nolink).  */
 
 extern int _bfd_nolink_sizeof_headers
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_byte *_bfd_nolink_bfd_get_relocated_section_contents
   (bfd *, struct bfd_link_info *, struct bfd_link_order *,
-   bfd_byte *, bfd_boolean, asymbol **);
+   bfd_byte *, bfd_boolean, asymbol **) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_bfd_relax_section
-  (bfd *, asection *, struct bfd_link_info *, bfd_boolean *);
+  (bfd *, asection *, struct bfd_link_info *, bfd_boolean *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_gc_sections _bfd_bool_bfd_link_false_error
 extern bfd_boolean _bfd_nolink_bfd_lookup_section_flags
-  (struct bfd_link_info *, struct flag_info *, asection *);
+  (struct bfd_link_info *, struct flag_info *, asection *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_merge_sections _bfd_bool_bfd_link_false_error
 extern bfd_boolean _bfd_nolink_bfd_is_group_section
-  (bfd *, const asection *);
+  (bfd *, const asection *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_bfd_discard_group
-  (bfd *, asection *);
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
 extern struct bfd_link_hash_table *_bfd_nolink_bfd_link_hash_table_create
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_link_add_symbols _bfd_bool_bfd_link_false_error
 extern void _bfd_nolink_bfd_link_just_syms
-  (asection *, struct bfd_link_info *);
+  (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern void _bfd_nolink_bfd_copy_link_hash_symbol_type
-  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
+  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *)
+  ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_final_link _bfd_bool_bfd_link_false_error
 extern bfd_boolean _bfd_nolink_bfd_link_split_section
-  (bfd *, struct bfd_section *);
+  (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_section_already_linked
-  (bfd *, asection *, struct bfd_link_info *);
+  (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_bfd_define_common_symbol
-  (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
+  (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *)
+  ATTRIBUTE_HIDDEN;
 extern struct bfd_link_hash_entry *_bfd_nolink_bfd_define_start_stop
-  (struct bfd_link_info *, const char *, asection *);
+  (struct bfd_link_info *, const char *, asection *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_link_check_relocs \
   _bfd_generic_link_check_relocs
 
@@ -522,31 +547,31 @@ extern struct bfd_link_hash_entry *_bfd_nolink_bfd_define_start_stop
 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
   _bfd_nosymbols_canonicalize_symtab
 extern long _bfd_nodynamic_get_synthetic_symtab
-  (bfd *, long, asymbol **, long, asymbol **, asymbol **);
+  (bfd *, long, asymbol **, long, asymbol **, asymbol **) ATTRIBUTE_HIDDEN;
 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_long_bfd_n1_error
 extern long _bfd_nodynamic_canonicalize_dynamic_reloc
-  (bfd *, arelent **, asymbol **);
+  (bfd *, arelent **, asymbol **) ATTRIBUTE_HIDDEN;
 \f
 /* Generic routine to determine of the given symbol is a local
    label.  */
 extern bfd_boolean bfd_generic_is_local_label_name
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 
 /* Generic minisymbol routines.  */
 extern long _bfd_generic_read_minisymbols
-  (bfd *, bfd_boolean, void **, unsigned int *);
+  (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern asymbol *_bfd_generic_minisymbol_to_symbol
-  (bfd *, bfd_boolean, const void *, asymbol *);
+  (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN;
 
 /* Find the nearest line using .stab/.stabstr sections.  */
 extern bfd_boolean _bfd_stab_section_find_nearest_line
   (bfd *, asymbol **, asection *, bfd_vma, bfd_boolean *,
-   const char **, const char **, unsigned int *, void **);
+   const char **, const char **, unsigned int *, void **) ATTRIBUTE_HIDDEN;
 
 /* Find the nearest line using DWARF 1 debugging information.  */
 extern bfd_boolean _bfd_dwarf1_find_nearest_line
   (bfd *, asymbol **, asection *, bfd_vma,
-   const char **, const char **, unsigned int *);
+   const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
 
 struct dwarf_debug_section
 {
@@ -557,39 +582,41 @@ struct dwarf_debug_section
 /* Map of uncompressed DWARF debug section name to compressed one.  It
    is terminated by NULL uncompressed_name.  */
 
-extern const struct dwarf_debug_section dwarf_debug_sections[];
+extern const struct dwarf_debug_section dwarf_debug_sections[] ATTRIBUTE_HIDDEN;
 
 /* Find the nearest line using DWARF 2 debugging information.  */
 extern bfd_boolean _bfd_dwarf2_find_nearest_line
   (bfd *, asymbol **, asymbol *, asection *, bfd_vma,
    const char **, const char **, unsigned int *, unsigned int *,
-   const struct dwarf_debug_section *, unsigned int, void **);
+   const struct dwarf_debug_section *, unsigned int, void **) ATTRIBUTE_HIDDEN;
 
 /* Find the bias between DWARF addresses and real addresses.  */
 extern bfd_signed_vma _bfd_dwarf2_find_symbol_bias
-  (asymbol **, void **);
+  (asymbol **, void **) ATTRIBUTE_HIDDEN;
 
 /* Find inliner info after calling bfd_find_nearest_line. */
 extern bfd_boolean _bfd_dwarf2_find_inliner_info
-  (bfd *, const char **, const char **, unsigned int *, void **);
+  (bfd *, const char **, const char **, unsigned int *, void **)
+  ATTRIBUTE_HIDDEN;
 
 /* Read DWARF 2 debugging information. */
 extern bfd_boolean _bfd_dwarf2_slurp_debug_info
   (bfd *, bfd *, const struct dwarf_debug_section *, asymbol **, void **,
-   bfd_boolean);
+   bfd_boolean) ATTRIBUTE_HIDDEN;
 
 /* Clean up the data used to handle DWARF 2 debugging information. */
 extern void _bfd_dwarf2_cleanup_debug_info
-  (bfd *, void **);
+  (bfd *, void **) ATTRIBUTE_HIDDEN;
 
 /* Create a new section entry.  */
 extern struct bfd_hash_entry *bfd_section_hash_newfunc
-  (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
+  (struct bfd_hash_entry *, struct bfd_hash_table *, const char *)
+  ATTRIBUTE_HIDDEN;
 
 /* A routine to create entries for a bfd_link_hash_table.  */
 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
   (struct bfd_hash_entry *entry, struct bfd_hash_table *table,
-   const char *string);
+   const char *string) ATTRIBUTE_HIDDEN;
 
 /* Initialize a bfd_link_hash_table.  */
 extern bfd_boolean _bfd_link_hash_table_init
@@ -597,26 +624,26 @@ extern bfd_boolean _bfd_link_hash_table_init
    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
                               struct bfd_hash_table *,
                               const char *),
-   unsigned int);
+   unsigned int) ATTRIBUTE_HIDDEN;
 
 /* Generic link hash table creation routine.  */
 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Generic link hash table destruction routine.  */
 extern void _bfd_generic_link_hash_table_free
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Generic add symbol routine.  */
 extern bfd_boolean _bfd_generic_link_add_symbols
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 /* Generic archive add symbol routine.  */
 extern bfd_boolean _bfd_generic_link_add_archive_symbols
   (bfd *, struct bfd_link_info *,
    bfd_boolean (*) (bfd *, struct bfd_link_info *,
                    struct bfd_link_hash_entry *, const char *,
-                   bfd_boolean *));
+                   bfd_boolean *)) ATTRIBUTE_HIDDEN;
 
 /* Forward declaration to avoid prototype errors.  */
 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
@@ -625,124 +652,131 @@ typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
 extern bfd_boolean _bfd_generic_link_add_one_symbol
   (struct bfd_link_info *, bfd *, const char *name, flagword,
    asection *, bfd_vma, const char *, bfd_boolean copy,
-   bfd_boolean constructor, struct bfd_link_hash_entry **);
+   bfd_boolean constructor, struct bfd_link_hash_entry **) ATTRIBUTE_HIDDEN;
 
 /* Generic routine to mark section as supplying symbols only.  */
 extern void _bfd_generic_link_just_syms
-  (asection *, struct bfd_link_info *);
+  (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 /* Generic routine that does nothing.  */
 extern void _bfd_generic_copy_link_hash_symbol_type
-  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
+  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *)
+  ATTRIBUTE_HIDDEN;
 
 /* Generic link routine.  */
 extern bfd_boolean _bfd_generic_final_link
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_generic_link_split_section
-  (bfd *, struct bfd_section *);
+  (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_generic_section_already_linked
-  (bfd *, asection *, struct bfd_link_info *);
+  (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 /* Generic reloc_link_order processing routine.  */
 extern bfd_boolean _bfd_generic_reloc_link_order
-  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *);
+  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *)
+  ATTRIBUTE_HIDDEN;
 
 /* Default link order processing routine.  */
 extern bfd_boolean _bfd_default_link_order
-  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *);
+  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *)
+  ATTRIBUTE_HIDDEN;
 
 /* Count the number of reloc entries in a link order list.  */
 extern unsigned int _bfd_count_link_order_relocs
-  (struct bfd_link_order *);
+  (struct bfd_link_order *) ATTRIBUTE_HIDDEN;
 
 /* Final link relocation routine.  */
 extern bfd_reloc_status_type _bfd_final_link_relocate
   (reloc_howto_type *, bfd *, asection *, bfd_byte *,
-   bfd_vma, bfd_vma, bfd_vma);
+   bfd_vma, bfd_vma, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Relocate a particular location by a howto and a value.  */
 extern bfd_reloc_status_type _bfd_relocate_contents
-  (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *);
+  (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *) ATTRIBUTE_HIDDEN;
 
 /* Clear a given location using a given howto.  */
-extern void _bfd_clear_contents (reloc_howto_type *howto, bfd *input_bfd,
-                                asection *input_section, bfd_byte *location);
+extern void _bfd_clear_contents
+  (reloc_howto_type *, bfd *, asection *, bfd_byte *) ATTRIBUTE_HIDDEN;
 
 /* Link stabs in sections in the first pass.  */
 
 extern bfd_boolean _bfd_link_section_stabs
   (bfd *, struct stab_info *, asection *, asection *, void **,
-   bfd_size_type *);
+   bfd_size_type *) ATTRIBUTE_HIDDEN;
 
 /* Eliminate stabs for discarded functions and symbols.  */
 extern bfd_boolean _bfd_discard_section_stabs
-  (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *);
+  (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *)
+  ATTRIBUTE_HIDDEN;
 
 /* Write out the .stab section when linking stabs in sections.  */
 
 extern bfd_boolean _bfd_write_section_stabs
-  (bfd *, struct stab_info *, asection *, void **, bfd_byte *);
+  (bfd *, struct stab_info *, asection *, void **, bfd_byte *)
+  ATTRIBUTE_HIDDEN;
 
 /* Write out the .stabstr string table when linking stabs in sections.  */
 
 extern bfd_boolean _bfd_write_stab_strings
-  (bfd *, struct stab_info *);
+  (bfd *, struct stab_info *) ATTRIBUTE_HIDDEN;
 
 /* Find an offset within a .stab section when linking stabs in
    sections.  */
 
 extern bfd_vma _bfd_stab_section_offset
-  (asection *, void *, bfd_vma);
+  (asection *, void *, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Register a SEC_MERGE section as a candidate for merging.  */
 
 extern bfd_boolean _bfd_add_merge_section
-  (bfd *, void **, asection *, void **);
+  (bfd *, void **, asection *, void **) ATTRIBUTE_HIDDEN;
 
 /* Attempt to merge SEC_MERGE sections.  */
 
 extern bfd_boolean _bfd_merge_sections
-  (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *));
+  (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *))
+  ATTRIBUTE_HIDDEN;
 
 /* Write out a merged section.  */
 
 extern bfd_boolean _bfd_write_merged_section
-  (bfd *, asection *, void *);
+  (bfd *, asection *, void *) ATTRIBUTE_HIDDEN;
 
 /* Find an offset within a modified SEC_MERGE section.  */
 
 extern bfd_vma _bfd_merged_section_offset
-  (bfd *, asection **, void *, bfd_vma);
+  (bfd *, asection **, void *, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Tidy up when done.  */
 
-extern void _bfd_merge_sections_free (void *);
+extern void _bfd_merge_sections_free (void *) ATTRIBUTE_HIDDEN;
 
 /* Create a string table.  */
 extern struct bfd_strtab_hash *_bfd_stringtab_init
-  (void);
+  (void) ATTRIBUTE_HIDDEN;
 
 /* Create an XCOFF .debug section style string table.  */
 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init
-  (void);
+  (void) ATTRIBUTE_HIDDEN;
 
 /* Free a string table.  */
 extern void _bfd_stringtab_free
-  (struct bfd_strtab_hash *);
+  (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
 
 /* Get the size of a string table.  */
 extern bfd_size_type _bfd_stringtab_size
-  (struct bfd_strtab_hash *);
+  (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
 
 /* Add a string to a string table.  */
 extern bfd_size_type _bfd_stringtab_add
-  (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy);
+  (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy)
+  ATTRIBUTE_HIDDEN;
 
 /* Write out a string table.  */
 extern bfd_boolean _bfd_stringtab_emit
-  (bfd *, struct bfd_strtab_hash *);
+  (bfd *, struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
 \f
 /* Macros to tell if bfds are read or write enabled.
 
@@ -758,8 +792,8 @@ extern bfd_boolean _bfd_stringtab_emit
 #define        bfd_write_p(abfd) \
   ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
 
-void bfd_assert
-  (const char*,int);
+extern void bfd_assert
+  (const char*,int) ATTRIBUTE_HIDDEN;
 
 #define BFD_ASSERT(x) \
   do { if (!(x)) bfd_assert(__FILE__,__LINE__); } while (0)
@@ -768,7 +802,7 @@ void bfd_assert
   do { bfd_assert(__FILE__,__LINE__); } while (0)
 
 extern void _bfd_abort
-  (const char *, int, const char *) ATTRIBUTE_NORETURN;
+  (const char *, int, const char *) ATTRIBUTE_NORETURN ATTRIBUTE_HIDDEN;
 
 /* if gcc >= 2.6, we can give a function name, too */
 #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
@@ -780,17 +814,20 @@ extern void _bfd_abort
 
 /* Manipulate a system FILE but using BFD's "file_ptr", rather than
    the system "off_t" or "off64_t", as the offset.  */
-extern file_ptr _bfd_real_ftell (FILE *file);
-extern int _bfd_real_fseek (FILE *file, file_ptr offset, int whence);
-extern FILE *_bfd_real_fopen (const char *filename, const char *modes);
+extern file_ptr _bfd_real_ftell
+  (FILE *) ATTRIBUTE_HIDDEN;
+extern int _bfd_real_fseek
+  (FILE *, file_ptr, int) ATTRIBUTE_HIDDEN;
+extern FILE *_bfd_real_fopen
+  (const char *, const char *) ATTRIBUTE_HIDDEN;
 
 /* List of supported target vectors, and the default vector (if
    bfd_default_vector[0] is NULL, there is no default).  */
-extern const bfd_target * const *bfd_target_vector;
-extern const bfd_target *bfd_default_vector[];
+extern const bfd_target * const *bfd_target_vector ATTRIBUTE_HIDDEN;
+extern const bfd_target *bfd_default_vector[] ATTRIBUTE_HIDDEN;
 
 /* List of associated target vectors.  */
-extern const bfd_target * const *bfd_associated_vector;
+extern const bfd_target * const *bfd_associated_vector ATTRIBUTE_HIDDEN;
 
 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
    other common header files.  */
@@ -802,18 +839,18 @@ struct ecoff_find_line;
 extern bfd_boolean _bfd_ecoff_locate_line
   (bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
    const struct ecoff_debug_swap * const, struct ecoff_find_line *,
-   const char **, const char **, unsigned int *);
+   const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ecoff_get_accumulated_pdr
-  (void *, bfd_byte *);
+  (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ecoff_get_accumulated_sym
-  (void *, bfd_byte *);
+  (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ecoff_get_accumulated_ss
-  (void *, bfd_byte *);
+  (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
 
 extern bfd_vma _bfd_get_gp_value
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_set_gp_value
-  (bfd *, bfd_vma);
+  (bfd *, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Function shared by the COFF and ELF SH backends, which have no
    other common header files.  */
@@ -822,7 +859,7 @@ extern void _bfd_set_gp_value
 extern bfd_boolean _bfd_sh_align_load_span
   (bfd *, asection *, bfd_byte *,
    bfd_boolean (*) (bfd *, asection *, void *, bfd_byte *, bfd_vma),
-   void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *);
+   void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *) ATTRIBUTE_HIDDEN;
 #endif
 
 /* This is the shape of the elements inside the already_linked hash
@@ -842,14 +879,18 @@ struct bfd_section_already_linked
 };
 
 extern struct bfd_section_already_linked_hash_entry *
-  bfd_section_already_linked_table_lookup (const char *);
+  bfd_section_already_linked_table_lookup (const char *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean bfd_section_already_linked_table_insert
-  (struct bfd_section_already_linked_hash_entry *, asection *);
+  (struct bfd_section_already_linked_hash_entry *, asection *)
+  ATTRIBUTE_HIDDEN;
 extern void bfd_section_already_linked_table_traverse
   (bfd_boolean (*) (struct bfd_section_already_linked_hash_entry *,
-                   void *), void *);
-
-extern bfd_vma _bfd_read_unsigned_leb128 (bfd *, bfd_byte *, unsigned int *);
-extern bfd_signed_vma _bfd_read_signed_leb128 (bfd *, bfd_byte *, unsigned int *);
-extern bfd_vma _bfd_safe_read_leb128 (bfd *, bfd_byte *, unsigned int *,
-                                     bfd_boolean, const bfd_byte * const);
+                   void *), void *) ATTRIBUTE_HIDDEN;
+
+extern bfd_vma _bfd_read_unsigned_leb128
+  (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN;
+extern bfd_signed_vma _bfd_read_signed_leb128
+  (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN;
+extern bfd_vma _bfd_safe_read_leb128
+  (bfd *, bfd_byte *, unsigned int *, bfd_boolean, const bfd_byte * const)
+  ATTRIBUTE_HIDDEN;

diff --git a/bfd/libbfd.h b/bfd/libbfd.h
index 0fe4a94181fe78f8fbf0a0c90a1178b68680e389..e8c0fd8675528cb6997a9007814867ec31a5c3db 100644 (file)
--- a/bfd/libbfd.h
+++ b/bfd/libbfd.h
@@ -30,6 +30,14 @@
 #ifndef _LIBBFD_H
 #define _LIBBFD_H 1
 
+#ifndef ATTRIBUTE_HIDDEN
+#if HAVE_HIDDEN
+#define ATTRIBUTE_HIDDEN __attribute__ ((__visibility__ ("hidden")))
+#else
+#define ATTRIBUTE_HIDDEN
+#endif
+#endif
+
 #include "hashtab.h"
 
 #ifdef __cplusplus
@@ -62,7 +70,7 @@ struct section_hash_entry
 };
 
 /* Unique section id.  */
-extern unsigned int _bfd_section_id;
+extern unsigned int _bfd_section_id ATTRIBUTE_HIDDEN;
 
 /* tdata for an archive.  For an input archive, cache
    needs to be free()'d.  For an output archive, symdefs do.  */
@@ -106,51 +114,52 @@ struct areltdata
 #define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
 
 extern void *bfd_malloc
-  (bfd_size_type);
+  (bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_realloc
-  (void *, bfd_size_type);
+  (void *, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_realloc_or_free
-  (void *, bfd_size_type);
+  (void *, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_zmalloc
-  (bfd_size_type);
+  (bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_malloc2
-  (bfd_size_type, bfd_size_type);
+  (bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_realloc2
-  (void *, bfd_size_type, bfd_size_type);
+  (void *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_zmalloc2
-  (bfd_size_type, bfd_size_type);
+  (bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 
-extern void _bfd_error_handler (const char *s, ...) ATTRIBUTE_PRINTF_1;
+extern void _bfd_error_handler (const char *s, ...)
+  ATTRIBUTE_PRINTF_1 ATTRIBUTE_HIDDEN;
 
 /* These routines allocate and free things on the BFD's objalloc.  */
 
 extern void *bfd_alloc2
-  (bfd *, bfd_size_type, bfd_size_type);
+  (bfd *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void *bfd_zalloc2
-  (bfd *, bfd_size_type, bfd_size_type);
+  (bfd *, bfd_size_type, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern void bfd_release
-  (bfd *, void *);
-
-bfd * _bfd_create_empty_archive_element_shell
-  (bfd *);
-bfd * _bfd_look_for_bfd_in_cache
-  (bfd *, file_ptr);
-bfd_boolean _bfd_add_bfd_to_archive_cache
-  (bfd *, file_ptr, bfd *);
-bfd_boolean _bfd_generic_mkarchive
-  (bfd *);
-char *_bfd_append_relative_path
-  (bfd *, char *);
-const bfd_target *bfd_generic_archive_p
-  (bfd *);
-bfd_boolean bfd_slurp_armap
-  (bfd *);
+  (bfd *, void *) ATTRIBUTE_HIDDEN;
+
+extern bfd * _bfd_create_empty_archive_element_shell
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd * _bfd_look_for_bfd_in_cache
+  (bfd *, file_ptr) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_add_bfd_to_archive_cache
+  (bfd *, file_ptr, bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_generic_mkarchive
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern char *_bfd_append_relative_path
+  (bfd *, char *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *bfd_generic_archive_p
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean bfd_slurp_armap
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define bfd_slurp_bsd_armap bfd_slurp_armap
 #define bfd_slurp_coff_armap bfd_slurp_armap
-bfd_boolean _bfd_archive_64_bit_slurp_armap
-  (bfd *);
-bfd_boolean _bfd_archive_64_bit_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+extern bfd_boolean _bfd_archive_64_bit_slurp_armap
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_archive_64_bit_write_armap
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_64_bit_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 #define _bfd_archive_64_bit_construct_extended_name_table \
@@ -169,101 +178,101 @@ bfd_boolean _bfd_archive_64_bit_write_armap
   bfd_generic_stat_arch_elt
 #define _bfd_archive_64_bit_update_armap_timestamp _bfd_bool_bfd_true
 
-bfd_boolean _bfd_slurp_extended_name_table
-  (bfd *);
+extern bfd_boolean _bfd_slurp_extended_name_table
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_construct_extended_name_table
-  (bfd *, bfd_boolean, char **, bfd_size_type *);
-bfd_boolean _bfd_write_archive_contents
-  (bfd *);
-bfd_boolean _bfd_compute_and_write_armap
-  (bfd *, unsigned int);
-bfd *_bfd_get_elt_at_filepos
-  (bfd *, file_ptr);
+  (bfd *, bfd_boolean, char **, bfd_size_type *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_write_archive_contents
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_compute_and_write_armap
+  (bfd *, unsigned int) ATTRIBUTE_HIDDEN;
+extern bfd *_bfd_get_elt_at_filepos
+  (bfd *, file_ptr) ATTRIBUTE_HIDDEN;
 extern bfd *_bfd_generic_get_elt_at_index
-  (bfd *, symindex);
-bfd * _bfd_new_bfd
-  (void);
-bfd_boolean _bfd_free_cached_info
-  (bfd *);
+  (bfd *, symindex) ATTRIBUTE_HIDDEN;
+extern bfd * _bfd_new_bfd
+  (void) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_free_cached_info
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_bool_bfd_false
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_asymbol_false
-  (bfd *, asymbol *);
+  (bfd *, asymbol *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_false_error
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_link_false_error
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_true
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_link_true
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_bfd_true
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_uint_true
-  (bfd *, unsigned int);
+  (bfd *, unsigned int) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_asection_bfd_asection_true
-  (bfd *, asection *, bfd *, asection *);
+  (bfd *, asection *, bfd *, asection *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_asymbol_bfd_asymbol_true
-  (bfd *, asymbol *, bfd *, asymbol *);
+  (bfd *, asymbol *, bfd *, asymbol *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_bool_bfd_ptr_true
-  (bfd *, void *);
+  (bfd *, void *) ATTRIBUTE_HIDDEN;
 extern void *_bfd_ptr_bfd_null_error
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern int _bfd_int_bfd_0
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern unsigned int _bfd_uint_bfd_0
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern long _bfd_long_bfd_0
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern long _bfd_long_bfd_n1_error
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_void_bfd
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_void_bfd_link
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern void _bfd_void_bfd_asection
-  (bfd *, asection *);
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
 
-bfd *_bfd_new_bfd_contained_in
-  (bfd *);
-const bfd_target *_bfd_dummy_target
-  (bfd *);
+extern bfd *_bfd_new_bfd_contained_in
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *_bfd_dummy_target
+  (bfd *) ATTRIBUTE_HIDDEN;
 
-void bfd_dont_truncate_arname
-  (bfd *, const char *, char *);
-void bfd_bsd_truncate_arname
-  (bfd *, const char *, char *);
-void bfd_gnu_truncate_arname
-  (bfd *, const char *, char *);
+extern void bfd_dont_truncate_arname
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
+extern void bfd_bsd_truncate_arname
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
+extern void bfd_gnu_truncate_arname
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
 
-bfd_boolean _bfd_bsd_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+extern bfd_boolean _bfd_bsd_write_armap
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 
-bfd_boolean _bfd_coff_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+extern bfd_boolean _bfd_coff_write_armap
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 
 extern void *_bfd_generic_read_ar_hdr
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_ar_spacepad
-  (char *, size_t, const char *, long);
+  (char *, size_t, const char *, long) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ar_sizepad
-  (char *, size_t, bfd_size_type);
+  (char *, size_t, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 extern void *_bfd_generic_read_ar_hdr_mag
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_generic_write_ar_hdr
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_bsd44_write_ar_hdr
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 
-bfd * bfd_generic_openr_next_archived_file
-  (bfd *, bfd *);
+extern bfd * bfd_generic_openr_next_archived_file
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 
-int bfd_generic_stat_arch_elt
-  (bfd *, struct stat *);
+extern int bfd_generic_stat_arch_elt
+  (bfd *, struct stat *) ATTRIBUTE_HIDDEN;
 
 #define _bfd_read_ar_hdr(abfd) \
        BFD_SEND (abfd, _bfd_read_ar_hdr_fn, (abfd))
@@ -275,14 +284,14 @@ int bfd_generic_stat_arch_elt
 
 #define _bfd_generic_close_and_cleanup _bfd_archive_close_and_cleanup
 extern bfd_boolean _bfd_archive_close_and_cleanup
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define _bfd_generic_bfd_free_cached_info _bfd_bool_bfd_true
 extern bfd_boolean _bfd_generic_new_section_hook
-  (bfd *, asection *);
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_generic_get_section_contents
-  (bfd *, asection *, void *, file_ptr, bfd_size_type);
+  (bfd *, asection *, void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_generic_get_section_contents_in_window
-  (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type);
+  (bfd *, asection *, bfd_window *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 /* Generic routines to use for BFD_JUMP_TABLE_COPY.  Use
    BFD_JUMP_TABLE_COPY (_bfd_generic).  */
@@ -299,19 +308,20 @@ extern bfd_boolean _bfd_generic_get_section_contents_in_window
 #define _bfd_generic_bfd_print_private_bfd_data _bfd_bool_bfd_ptr_true
 
 extern bfd_boolean _bfd_generic_init_private_section_data
-  (bfd *, asection *, bfd *, asection *, struct bfd_link_info *);
+  (bfd *, asection *, bfd *, asection *, struct bfd_link_info *)
+  ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_CORE when there is no core file
    support.  Use BFD_JUMP_TABLE_CORE (_bfd_nocore).  */
 
 extern char *_bfd_nocore_core_file_failing_command
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern int _bfd_nocore_core_file_failing_signal
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nocore_core_file_matches_executable_p
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern int _bfd_nocore_core_file_pid
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE when there is no archive
    file support.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive).  */
@@ -319,19 +329,19 @@ extern int _bfd_nocore_core_file_pid
 #define _bfd_noarchive_slurp_armap _bfd_bool_bfd_false_error
 #define _bfd_noarchive_slurp_extended_name_table _bfd_bool_bfd_false_error
 extern bfd_boolean _bfd_noarchive_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 extern void _bfd_noarchive_truncate_arname
-  (bfd *, const char *, char *);
+  (bfd *, const char *, char *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_noarchive_write_armap
-  (bfd *, unsigned int, struct orl *, unsigned int, int);
+  (bfd *, unsigned int, struct orl *, unsigned int, int) ATTRIBUTE_HIDDEN;
 #define _bfd_noarchive_read_ar_hdr _bfd_ptr_bfd_null_error
 extern bfd_boolean _bfd_noarchive_write_ar_hdr
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern bfd *
 _bfd_noarchive_openr_next_archived_file
-  (bfd *, bfd *);
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
 extern bfd * _bfd_noarchive_get_elt_at_index
-  (bfd *, symindex);
+  (bfd *, symindex) ATTRIBUTE_HIDDEN;
 #define _bfd_noarchive_generic_stat_arch_elt bfd_generic_stat_arch_elt
 #define _bfd_noarchive_update_armap_timestamp _bfd_bool_bfd_false_error
 
@@ -342,7 +352,7 @@ extern bfd * _bfd_noarchive_get_elt_at_index
 #define _bfd_archive_bsd_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_bsd_truncate_arname bfd_bsd_truncate_arname
 #define _bfd_archive_bsd_write_armap _bfd_bsd_write_armap
 #define _bfd_archive_bsd_read_ar_hdr _bfd_generic_read_ar_hdr
@@ -353,7 +363,7 @@ extern bfd_boolean _bfd_archive_bsd_construct_extended_name_table
 #define _bfd_archive_bsd_generic_stat_arch_elt \
   bfd_generic_stat_arch_elt
 extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_ARCHIVE to get COFF style
    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff).  */
@@ -362,7 +372,7 @@ extern bfd_boolean _bfd_archive_bsd_update_armap_timestamp
 #define _bfd_archive_coff_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 extern bfd_boolean _bfd_archive_coff_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_coff_truncate_arname bfd_dont_truncate_arname
 #define _bfd_archive_coff_write_armap _bfd_coff_write_armap
 #define _bfd_archive_coff_read_ar_hdr _bfd_generic_read_ar_hdr
@@ -381,7 +391,7 @@ extern bfd_boolean _bfd_archive_coff_construct_extended_name_table
 #define _bfd_archive_bsd44_slurp_extended_name_table \
   _bfd_slurp_extended_name_table
 extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table
-  (bfd *, char **, bfd_size_type *, const char **);
+  (bfd *, char **, bfd_size_type *, const char **) ATTRIBUTE_HIDDEN;
 #define _bfd_archive_bsd44_truncate_arname bfd_bsd_truncate_arname
 #define _bfd_archive_bsd44_write_armap _bfd_bsd_write_armap
 #define _bfd_archive_bsd44_read_ar_hdr _bfd_generic_read_ar_hdr
@@ -398,7 +408,8 @@ extern bfd_boolean _bfd_archive_bsd44_construct_extended_name_table
    archives.  Use BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib).  Some of them
    are irrelevant.  */
 
-extern bfd_boolean _bfd_vms_lib_write_archive_contents (bfd *);
+extern bfd_boolean _bfd_vms_lib_write_archive_contents
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define _bfd_vms_lib_slurp_armap _bfd_noarchive_slurp_armap
 #define _bfd_vms_lib_slurp_extended_name_table \
   _bfd_noarchive_slurp_extended_name_table
@@ -408,114 +419,128 @@ extern bfd_boolean _bfd_vms_lib_write_archive_contents (bfd *);
 #define _bfd_vms_lib_write_armap _bfd_noarchive_write_armap
 #define _bfd_vms_lib_read_ar_hdr _bfd_noarchive_read_ar_hdr
 #define _bfd_vms_lib_write_ar_hdr _bfd_noarchive_write_ar_hdr
-extern bfd *_bfd_vms_lib_openr_next_archived_file (bfd *, bfd *);
-extern bfd *_bfd_vms_lib_get_elt_at_index (bfd *, symindex);
-extern int _bfd_vms_lib_generic_stat_arch_elt (bfd *, struct stat *);
+extern bfd *_bfd_vms_lib_openr_next_archived_file
+  (bfd *, bfd *) ATTRIBUTE_HIDDEN;
+extern bfd *_bfd_vms_lib_get_elt_at_index
+  (bfd *, symindex) ATTRIBUTE_HIDDEN;
+extern int _bfd_vms_lib_generic_stat_arch_elt
+  (bfd *, struct stat *) ATTRIBUTE_HIDDEN;
 #define _bfd_vms_lib_update_armap_timestamp _bfd_bool_bfd_true
 
 /* Extra routines for VMS style archives.  */
 
-extern symindex _bfd_vms_lib_find_symbol (bfd *, const char *);
-extern bfd *_bfd_vms_lib_get_imagelib_file (bfd *);
-extern const bfd_target *_bfd_vms_lib_alpha_archive_p (bfd *);
-extern const bfd_target *_bfd_vms_lib_ia64_archive_p (bfd *);
-extern bfd_boolean _bfd_vms_lib_alpha_mkarchive (bfd *);
-extern bfd_boolean _bfd_vms_lib_ia64_mkarchive (bfd *);
+extern symindex _bfd_vms_lib_find_symbol
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
+extern bfd *_bfd_vms_lib_get_imagelib_file
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *_bfd_vms_lib_alpha_archive_p
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern const bfd_target *_bfd_vms_lib_ia64_archive_p
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_vms_lib_alpha_mkarchive
+  (bfd *) ATTRIBUTE_HIDDEN;
+extern bfd_boolean _bfd_vms_lib_ia64_mkarchive
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_SYMBOLS where there is no symbol
    support.  Use BFD_JUMP_TABLE_SYMBOLS (_bfd_nosymbols).  */
 
 #define _bfd_nosymbols_get_symtab_upper_bound _bfd_long_bfd_n1_error
 extern long _bfd_nosymbols_canonicalize_symtab
-  (bfd *, asymbol **);
+  (bfd *, asymbol **) ATTRIBUTE_HIDDEN;
 #define _bfd_nosymbols_make_empty_symbol _bfd_generic_make_empty_symbol
 extern void _bfd_nosymbols_print_symbol
-  (bfd *, void *, asymbol *, bfd_print_symbol_type);
+  (bfd *, void *, asymbol *, bfd_print_symbol_type) ATTRIBUTE_HIDDEN;
 extern void _bfd_nosymbols_get_symbol_info
-  (bfd *, asymbol *, symbol_info *);
+  (bfd *, asymbol *, symbol_info *) ATTRIBUTE_HIDDEN;
 extern const char * _bfd_nosymbols_get_symbol_version_string
-  (bfd *, asymbol *, bfd_boolean *);
+  (bfd *, asymbol *, bfd_boolean *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_bfd_is_local_label_name
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 #define _bfd_nosymbols_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
 extern alent *_bfd_nosymbols_get_lineno
-  (bfd *, asymbol *);
+  (bfd *, asymbol *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_find_nearest_line
   (bfd *, asymbol **, asection *, bfd_vma,
-   const char **, const char **, unsigned int *, unsigned int *);
+   const char **, const char **, unsigned int *, unsigned int *)
+  ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_find_line
-  (bfd *, asymbol **, asymbol *, const char **, unsigned int *);
+  (bfd *, asymbol **, asymbol *, const char **, unsigned int *)
+  ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nosymbols_find_inliner_info
-  (bfd *, const char **, const char **, unsigned int *);
+  (bfd *, const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern asymbol *_bfd_nosymbols_bfd_make_debug_symbol
-  (bfd *, void *, unsigned long);
+  (bfd *, void *, unsigned long) ATTRIBUTE_HIDDEN;
 extern long _bfd_nosymbols_read_minisymbols
-  (bfd *, bfd_boolean, void **, unsigned int *);
+  (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern asymbol *_bfd_nosymbols_minisymbol_to_symbol
-  (bfd *, bfd_boolean, const void *, asymbol *);
+  (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_RELOCS when there is no reloc
    support.  Use BFD_JUMP_TABLE_RELOCS (_bfd_norelocs).  */
 
-extern long _bfd_norelocs_get_reloc_upper_bound (bfd *, asection *);
-extern long _bfd_norelocs_canonicalize_reloc (bfd *, asection *,
-                                             arelent **, asymbol **);
-extern void _bfd_norelocs_set_reloc (bfd *, asection *,
-                                    arelent **, unsigned int);
+extern long _bfd_norelocs_get_reloc_upper_bound
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
+extern long _bfd_norelocs_canonicalize_reloc
+  (bfd *, asection *, arelent **, asymbol **) ATTRIBUTE_HIDDEN;
+extern void _bfd_norelocs_set_reloc
+  (bfd *, asection *, arelent **, unsigned int) ATTRIBUTE_HIDDEN;
 extern reloc_howto_type *_bfd_norelocs_bfd_reloc_type_lookup
-  (bfd *, bfd_reloc_code_real_type);
+  (bfd *, bfd_reloc_code_real_type) ATTRIBUTE_HIDDEN;
 extern reloc_howto_type *_bfd_norelocs_bfd_reloc_name_lookup
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_WRITE for targets which may not
    be written.  Use BFD_JUMP_TABLE_WRITE (_bfd_nowrite).  */
 
 extern bfd_boolean _bfd_nowrite_set_arch_mach
-  (bfd *, enum bfd_architecture, unsigned long);
+  (bfd *, enum bfd_architecture, unsigned long) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nowrite_set_section_contents
-  (bfd *, asection *, const void *, file_ptr, bfd_size_type);
+  (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 /* Generic routines to use for BFD_JUMP_TABLE_WRITE.  Use
    BFD_JUMP_TABLE_WRITE (_bfd_generic).  */
 
 #define _bfd_generic_set_arch_mach bfd_default_set_arch_mach
 extern bfd_boolean _bfd_generic_set_section_contents
-  (bfd *, asection *, const void *, file_ptr, bfd_size_type);
+  (bfd *, asection *, const void *, file_ptr, bfd_size_type) ATTRIBUTE_HIDDEN;
 
 /* Routines to use for BFD_JUMP_TABLE_LINK for targets which do not
    support linking.  Use BFD_JUMP_TABLE_LINK (_bfd_nolink).  */
 
 extern int _bfd_nolink_sizeof_headers
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_byte *_bfd_nolink_bfd_get_relocated_section_contents
   (bfd *, struct bfd_link_info *, struct bfd_link_order *,
-   bfd_byte *, bfd_boolean, asymbol **);
+   bfd_byte *, bfd_boolean, asymbol **) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_bfd_relax_section
-  (bfd *, asection *, struct bfd_link_info *, bfd_boolean *);
+  (bfd *, asection *, struct bfd_link_info *, bfd_boolean *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_gc_sections _bfd_bool_bfd_link_false_error
 extern bfd_boolean _bfd_nolink_bfd_lookup_section_flags
-  (struct bfd_link_info *, struct flag_info *, asection *);
+  (struct bfd_link_info *, struct flag_info *, asection *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_merge_sections _bfd_bool_bfd_link_false_error
 extern bfd_boolean _bfd_nolink_bfd_is_group_section
-  (bfd *, const asection *);
+  (bfd *, const asection *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_bfd_discard_group
-  (bfd *, asection *);
+  (bfd *, asection *) ATTRIBUTE_HIDDEN;
 extern struct bfd_link_hash_table *_bfd_nolink_bfd_link_hash_table_create
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_link_add_symbols _bfd_bool_bfd_link_false_error
 extern void _bfd_nolink_bfd_link_just_syms
-  (asection *, struct bfd_link_info *);
+  (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern void _bfd_nolink_bfd_copy_link_hash_symbol_type
-  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
+  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *)
+  ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_final_link _bfd_bool_bfd_link_false_error
 extern bfd_boolean _bfd_nolink_bfd_link_split_section
-  (bfd *, struct bfd_section *);
+  (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_section_already_linked
-  (bfd *, asection *, struct bfd_link_info *);
+  (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_nolink_bfd_define_common_symbol
-  (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
+  (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *)
+  ATTRIBUTE_HIDDEN;
 extern struct bfd_link_hash_entry *_bfd_nolink_bfd_define_start_stop
-  (struct bfd_link_info *, const char *, asection *);
+  (struct bfd_link_info *, const char *, asection *) ATTRIBUTE_HIDDEN;
 #define _bfd_nolink_bfd_link_check_relocs \
   _bfd_generic_link_check_relocs
 
@@ -527,31 +552,31 @@ extern struct bfd_link_hash_entry *_bfd_nolink_bfd_define_start_stop
 #define _bfd_nodynamic_canonicalize_dynamic_symtab \
   _bfd_nosymbols_canonicalize_symtab
 extern long _bfd_nodynamic_get_synthetic_symtab
-  (bfd *, long, asymbol **, long, asymbol **, asymbol **);
+  (bfd *, long, asymbol **, long, asymbol **, asymbol **) ATTRIBUTE_HIDDEN;
 #define _bfd_nodynamic_get_dynamic_reloc_upper_bound _bfd_long_bfd_n1_error
 extern long _bfd_nodynamic_canonicalize_dynamic_reloc
-  (bfd *, arelent **, asymbol **);
+  (bfd *, arelent **, asymbol **) ATTRIBUTE_HIDDEN;
 \f
 /* Generic routine to determine of the given symbol is a local
    label.  */
 extern bfd_boolean bfd_generic_is_local_label_name
-  (bfd *, const char *);
+  (bfd *, const char *) ATTRIBUTE_HIDDEN;
 
 /* Generic minisymbol routines.  */
 extern long _bfd_generic_read_minisymbols
-  (bfd *, bfd_boolean, void **, unsigned int *);
+  (bfd *, bfd_boolean, void **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern asymbol *_bfd_generic_minisymbol_to_symbol
-  (bfd *, bfd_boolean, const void *, asymbol *);
+  (bfd *, bfd_boolean, const void *, asymbol *) ATTRIBUTE_HIDDEN;
 
 /* Find the nearest line using .stab/.stabstr sections.  */
 extern bfd_boolean _bfd_stab_section_find_nearest_line
   (bfd *, asymbol **, asection *, bfd_vma, bfd_boolean *,
-   const char **, const char **, unsigned int *, void **);
+   const char **, const char **, unsigned int *, void **) ATTRIBUTE_HIDDEN;
 
 /* Find the nearest line using DWARF 1 debugging information.  */
 extern bfd_boolean _bfd_dwarf1_find_nearest_line
   (bfd *, asymbol **, asection *, bfd_vma,
-   const char **, const char **, unsigned int *);
+   const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
 
 struct dwarf_debug_section
 {
@@ -562,39 +587,41 @@ struct dwarf_debug_section
 /* Map of uncompressed DWARF debug section name to compressed one.  It
    is terminated by NULL uncompressed_name.  */
 
-extern const struct dwarf_debug_section dwarf_debug_sections[];
+extern const struct dwarf_debug_section dwarf_debug_sections[] ATTRIBUTE_HIDDEN;
 
 /* Find the nearest line using DWARF 2 debugging information.  */
 extern bfd_boolean _bfd_dwarf2_find_nearest_line
   (bfd *, asymbol **, asymbol *, asection *, bfd_vma,
    const char **, const char **, unsigned int *, unsigned int *,
-   const struct dwarf_debug_section *, unsigned int, void **);
+   const struct dwarf_debug_section *, unsigned int, void **) ATTRIBUTE_HIDDEN;
 
 /* Find the bias between DWARF addresses and real addresses.  */
 extern bfd_signed_vma _bfd_dwarf2_find_symbol_bias
-  (asymbol **, void **);
+  (asymbol **, void **) ATTRIBUTE_HIDDEN;
 
 /* Find inliner info after calling bfd_find_nearest_line. */
 extern bfd_boolean _bfd_dwarf2_find_inliner_info
-  (bfd *, const char **, const char **, unsigned int *, void **);
+  (bfd *, const char **, const char **, unsigned int *, void **)
+  ATTRIBUTE_HIDDEN;
 
 /* Read DWARF 2 debugging information. */
 extern bfd_boolean _bfd_dwarf2_slurp_debug_info
   (bfd *, bfd *, const struct dwarf_debug_section *, asymbol **, void **,
-   bfd_boolean);
+   bfd_boolean) ATTRIBUTE_HIDDEN;
 
 /* Clean up the data used to handle DWARF 2 debugging information. */
 extern void _bfd_dwarf2_cleanup_debug_info
-  (bfd *, void **);
+  (bfd *, void **) ATTRIBUTE_HIDDEN;
 
 /* Create a new section entry.  */
 extern struct bfd_hash_entry *bfd_section_hash_newfunc
-  (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
+  (struct bfd_hash_entry *, struct bfd_hash_table *, const char *)
+  ATTRIBUTE_HIDDEN;
 
 /* A routine to create entries for a bfd_link_hash_table.  */
 extern struct bfd_hash_entry *_bfd_link_hash_newfunc
   (struct bfd_hash_entry *entry, struct bfd_hash_table *table,
-   const char *string);
+   const char *string) ATTRIBUTE_HIDDEN;
 
 /* Initialize a bfd_link_hash_table.  */
 extern bfd_boolean _bfd_link_hash_table_init
@@ -602,26 +629,26 @@ extern bfd_boolean _bfd_link_hash_table_init
    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
                               struct bfd_hash_table *,
                               const char *),
-   unsigned int);
+   unsigned int) ATTRIBUTE_HIDDEN;
 
 /* Generic link hash table creation routine.  */
 extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Generic link hash table destruction routine.  */
 extern void _bfd_generic_link_hash_table_free
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 
 /* Generic add symbol routine.  */
 extern bfd_boolean _bfd_generic_link_add_symbols
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 /* Generic archive add symbol routine.  */
 extern bfd_boolean _bfd_generic_link_add_archive_symbols
   (bfd *, struct bfd_link_info *,
    bfd_boolean (*) (bfd *, struct bfd_link_info *,
                    struct bfd_link_hash_entry *, const char *,
-                   bfd_boolean *));
+                   bfd_boolean *)) ATTRIBUTE_HIDDEN;
 
 /* Forward declaration to avoid prototype errors.  */
 typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
@@ -630,124 +657,131 @@ typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
 extern bfd_boolean _bfd_generic_link_add_one_symbol
   (struct bfd_link_info *, bfd *, const char *name, flagword,
    asection *, bfd_vma, const char *, bfd_boolean copy,
-   bfd_boolean constructor, struct bfd_link_hash_entry **);
+   bfd_boolean constructor, struct bfd_link_hash_entry **) ATTRIBUTE_HIDDEN;
 
 /* Generic routine to mark section as supplying symbols only.  */
 extern void _bfd_generic_link_just_syms
-  (asection *, struct bfd_link_info *);
+  (asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 /* Generic routine that does nothing.  */
 extern void _bfd_generic_copy_link_hash_symbol_type
-  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *);
+  (bfd *, struct bfd_link_hash_entry *, struct bfd_link_hash_entry *)
+  ATTRIBUTE_HIDDEN;
 
 /* Generic link routine.  */
 extern bfd_boolean _bfd_generic_final_link
-  (bfd *, struct bfd_link_info *);
+  (bfd *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_generic_link_split_section
-  (bfd *, struct bfd_section *);
+  (bfd *, struct bfd_section *) ATTRIBUTE_HIDDEN;
 
 extern bfd_boolean _bfd_generic_section_already_linked
-  (bfd *, asection *, struct bfd_link_info *);
+  (bfd *, asection *, struct bfd_link_info *) ATTRIBUTE_HIDDEN;
 
 /* Generic reloc_link_order processing routine.  */
 extern bfd_boolean _bfd_generic_reloc_link_order
-  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *);
+  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *)
+  ATTRIBUTE_HIDDEN;
 
 /* Default link order processing routine.  */
 extern bfd_boolean _bfd_default_link_order
-  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *);
+  (bfd *, struct bfd_link_info *, asection *, struct bfd_link_order *)
+  ATTRIBUTE_HIDDEN;
 
 /* Count the number of reloc entries in a link order list.  */
 extern unsigned int _bfd_count_link_order_relocs
-  (struct bfd_link_order *);
+  (struct bfd_link_order *) ATTRIBUTE_HIDDEN;
 
 /* Final link relocation routine.  */
 extern bfd_reloc_status_type _bfd_final_link_relocate
   (reloc_howto_type *, bfd *, asection *, bfd_byte *,
-   bfd_vma, bfd_vma, bfd_vma);
+   bfd_vma, bfd_vma, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Relocate a particular location by a howto and a value.  */
 extern bfd_reloc_status_type _bfd_relocate_contents
-  (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *);
+  (reloc_howto_type *, bfd *, bfd_vma, bfd_byte *) ATTRIBUTE_HIDDEN;
 
 /* Clear a given location using a given howto.  */
-extern void _bfd_clear_contents (reloc_howto_type *howto, bfd *input_bfd,
-                                asection *input_section, bfd_byte *location);
+extern void _bfd_clear_contents
+  (reloc_howto_type *, bfd *, asection *, bfd_byte *) ATTRIBUTE_HIDDEN;
 
 /* Link stabs in sections in the first pass.  */
 
 extern bfd_boolean _bfd_link_section_stabs
   (bfd *, struct stab_info *, asection *, asection *, void **,
-   bfd_size_type *);
+   bfd_size_type *) ATTRIBUTE_HIDDEN;
 
 /* Eliminate stabs for discarded functions and symbols.  */
 extern bfd_boolean _bfd_discard_section_stabs
-  (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *);
+  (bfd *, asection *, void *, bfd_boolean (*) (bfd_vma, void *), void *)
+  ATTRIBUTE_HIDDEN;
 
 /* Write out the .stab section when linking stabs in sections.  */
 
 extern bfd_boolean _bfd_write_section_stabs
-  (bfd *, struct stab_info *, asection *, void **, bfd_byte *);
+  (bfd *, struct stab_info *, asection *, void **, bfd_byte *)
+  ATTRIBUTE_HIDDEN;
 
 /* Write out the .stabstr string table when linking stabs in sections.  */
 
 extern bfd_boolean _bfd_write_stab_strings
-  (bfd *, struct stab_info *);
+  (bfd *, struct stab_info *) ATTRIBUTE_HIDDEN;
 
 /* Find an offset within a .stab section when linking stabs in
    sections.  */
 
 extern bfd_vma _bfd_stab_section_offset
-  (asection *, void *, bfd_vma);
+  (asection *, void *, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Register a SEC_MERGE section as a candidate for merging.  */
 
 extern bfd_boolean _bfd_add_merge_section
-  (bfd *, void **, asection *, void **);
+  (bfd *, void **, asection *, void **) ATTRIBUTE_HIDDEN;
 
 /* Attempt to merge SEC_MERGE sections.  */
 
 extern bfd_boolean _bfd_merge_sections
-  (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *));
+  (bfd *, struct bfd_link_info *, void *, void (*) (bfd *, asection *))
+  ATTRIBUTE_HIDDEN;
 
 /* Write out a merged section.  */
 
 extern bfd_boolean _bfd_write_merged_section
-  (bfd *, asection *, void *);
+  (bfd *, asection *, void *) ATTRIBUTE_HIDDEN;
 
 /* Find an offset within a modified SEC_MERGE section.  */
 
 extern bfd_vma _bfd_merged_section_offset
-  (bfd *, asection **, void *, bfd_vma);
+  (bfd *, asection **, void *, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Tidy up when done.  */
 
-extern void _bfd_merge_sections_free (void *);
+extern void _bfd_merge_sections_free (void *) ATTRIBUTE_HIDDEN;
 
 /* Create a string table.  */
 extern struct bfd_strtab_hash *_bfd_stringtab_init
-  (void);
+  (void) ATTRIBUTE_HIDDEN;
 
 /* Create an XCOFF .debug section style string table.  */
 extern struct bfd_strtab_hash *_bfd_xcoff_stringtab_init
-  (void);
+  (void) ATTRIBUTE_HIDDEN;
 
 /* Free a string table.  */
 extern void _bfd_stringtab_free
-  (struct bfd_strtab_hash *);
+  (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
 
 /* Get the size of a string table.  */
 extern bfd_size_type _bfd_stringtab_size
-  (struct bfd_strtab_hash *);
+  (struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
 
 /* Add a string to a string table.  */
 extern bfd_size_type _bfd_stringtab_add
-  (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy);
+  (struct bfd_strtab_hash *, const char *, bfd_boolean hash, bfd_boolean copy)
+  ATTRIBUTE_HIDDEN;
 
 /* Write out a string table.  */
 extern bfd_boolean _bfd_stringtab_emit
-  (bfd *, struct bfd_strtab_hash *);
+  (bfd *, struct bfd_strtab_hash *) ATTRIBUTE_HIDDEN;
 \f
 /* Macros to tell if bfds are read or write enabled.
 
@@ -763,8 +797,8 @@ extern bfd_boolean _bfd_stringtab_emit
 #define        bfd_write_p(abfd) \
   ((abfd)->direction == write_direction || (abfd)->direction == both_direction)
 
-void bfd_assert
-  (const char*,int);
+extern void bfd_assert
+  (const char*,int) ATTRIBUTE_HIDDEN;
 
 #define BFD_ASSERT(x) \
   do { if (!(x)) bfd_assert(__FILE__,__LINE__); } while (0)
@@ -773,7 +807,7 @@ void bfd_assert
   do { bfd_assert(__FILE__,__LINE__); } while (0)
 
 extern void _bfd_abort
-  (const char *, int, const char *) ATTRIBUTE_NORETURN;
+  (const char *, int, const char *) ATTRIBUTE_NORETURN ATTRIBUTE_HIDDEN;
 
 /* if gcc >= 2.6, we can give a function name, too */
 #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
@@ -785,17 +819,20 @@ extern void _bfd_abort
 
 /* Manipulate a system FILE but using BFD's "file_ptr", rather than
    the system "off_t" or "off64_t", as the offset.  */
-extern file_ptr _bfd_real_ftell (FILE *file);
-extern int _bfd_real_fseek (FILE *file, file_ptr offset, int whence);
-extern FILE *_bfd_real_fopen (const char *filename, const char *modes);
+extern file_ptr _bfd_real_ftell
+  (FILE *) ATTRIBUTE_HIDDEN;
+extern int _bfd_real_fseek
+  (FILE *, file_ptr, int) ATTRIBUTE_HIDDEN;
+extern FILE *_bfd_real_fopen
+  (const char *, const char *) ATTRIBUTE_HIDDEN;
 
 /* List of supported target vectors, and the default vector (if
    bfd_default_vector[0] is NULL, there is no default).  */
-extern const bfd_target * const *bfd_target_vector;
-extern const bfd_target *bfd_default_vector[];
+extern const bfd_target * const *bfd_target_vector ATTRIBUTE_HIDDEN;
+extern const bfd_target *bfd_default_vector[] ATTRIBUTE_HIDDEN;
 
 /* List of associated target vectors.  */
-extern const bfd_target * const *bfd_associated_vector;
+extern const bfd_target * const *bfd_associated_vector ATTRIBUTE_HIDDEN;
 
 /* Functions shared by the ECOFF and MIPS ELF backends, which have no
    other common header files.  */
@@ -807,18 +844,18 @@ struct ecoff_find_line;
 extern bfd_boolean _bfd_ecoff_locate_line
   (bfd *, asection *, bfd_vma, struct ecoff_debug_info * const,
    const struct ecoff_debug_swap * const, struct ecoff_find_line *,
-   const char **, const char **, unsigned int *);
+   const char **, const char **, unsigned int *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ecoff_get_accumulated_pdr
-  (void *, bfd_byte *);
+  (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ecoff_get_accumulated_sym
-  (void *, bfd_byte *);
+  (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean _bfd_ecoff_get_accumulated_ss
-  (void *, bfd_byte *);
+  (void *, bfd_byte *) ATTRIBUTE_HIDDEN;
 
 extern bfd_vma _bfd_get_gp_value
-  (bfd *);
+  (bfd *) ATTRIBUTE_HIDDEN;
 extern void _bfd_set_gp_value
-  (bfd *, bfd_vma);
+  (bfd *, bfd_vma) ATTRIBUTE_HIDDEN;
 
 /* Function shared by the COFF and ELF SH backends, which have no
    other common header files.  */
@@ -827,7 +864,7 @@ extern void _bfd_set_gp_value
 extern bfd_boolean _bfd_sh_align_load_span
   (bfd *, asection *, bfd_byte *,
    bfd_boolean (*) (bfd *, asection *, void *, bfd_byte *, bfd_vma),
-   void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *);
+   void *, bfd_vma **, bfd_vma *, bfd_vma, bfd_vma, bfd_boolean *) ATTRIBUTE_HIDDEN;
 #endif
 
 /* This is the shape of the elements inside the already_linked hash
@@ -847,17 +884,21 @@ struct bfd_section_already_linked
 };
 
 extern struct bfd_section_already_linked_hash_entry *
-  bfd_section_already_linked_table_lookup (const char *);
+  bfd_section_already_linked_table_lookup (const char *) ATTRIBUTE_HIDDEN;
 extern bfd_boolean bfd_section_already_linked_table_insert
-  (struct bfd_section_already_linked_hash_entry *, asection *);
+  (struct bfd_section_already_linked_hash_entry *, asection *)
+  ATTRIBUTE_HIDDEN;
 extern void bfd_section_already_linked_table_traverse
   (bfd_boolean (*) (struct bfd_section_already_linked_hash_entry *,
-                   void *), void *);
-
-extern bfd_vma _bfd_read_unsigned_leb128 (bfd *, bfd_byte *, unsigned int *);
-extern bfd_signed_vma _bfd_read_signed_leb128 (bfd *, bfd_byte *, unsigned int *);
-extern bfd_vma _bfd_safe_read_leb128 (bfd *, bfd_byte *, unsigned int *,
-                                     bfd_boolean, const bfd_byte * const);
+                   void *), void *) ATTRIBUTE_HIDDEN;
+
+extern bfd_vma _bfd_read_unsigned_leb128
+  (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN;
+extern bfd_signed_vma _bfd_read_signed_leb128
+  (bfd *, bfd_byte *, unsigned int *) ATTRIBUTE_HIDDEN;
+extern bfd_vma _bfd_safe_read_leb128
+  (bfd *, bfd_byte *, unsigned int *, bfd_boolean, const bfd_byte * const)
+  ATTRIBUTE_HIDDEN;
 /* Extracted from libbfd.c.  */
 bfd_boolean bfd_write_bigendian_4byte_int (bfd *, unsigned int);