From: Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
Date: Sat, 29 Aug 2015 13:17:05 +0000 (+0000)
Subject: acinclude.m4: Remove LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4879fba9985f5781c9c9b5bfdd60680519e6c1e1;p=gcc.git

acinclude.m4: Remove LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT.

	* acinclude.m4: Remove LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT.
	* configure.ac: Remove checks for strcasestr, execl, close,
	getrlimit, readlink, getppid, powl, erfl, j0l, j1l, y0l, y1l,
	tgammal, and lgammal.
	* config.h.in: Regenerate.
	* configure: Regenerate.

From-SVN: r227319
---

diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 31481e5fef2..62db347978f 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,12 @@
+2015-08-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
+
+	* acinclude.m4: Remove LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT.
+	* configure.ac: Remove checks for strcasestr, execl, close,
+	getrlimit, readlink, getppid, powl, erfl, j0l, j1l, y0l, y1l,
+	tgammal, and lgammal.
+	* config.h.in: Regenerate.
+	* configure: Regenerate.
+
 2015-08-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 
 	* io/unix.c (min): Remove unused macro.
diff --git a/libgfortran/acinclude.m4 b/libgfortran/acinclude.m4
index 30b8b1a6291..a0975a92a36 100644
--- a/libgfortran/acinclude.m4
+++ b/libgfortran/acinclude.m4
@@ -43,21 +43,6 @@ AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY], [
       [Define to 1 if the target supports __attribute__((visibility(...))).])
   fi])
 
-dnl Check whether the target supports dllexport
-AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT], [
-  AC_CACHE_CHECK([whether the target supports dllexport],
-		 libgfor_cv_have_attribute_dllexport, [
-  save_CFLAGS="$CFLAGS"
-  CFLAGS="$CFLAGS -Werror"
-  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[void __attribute__((dllexport)) foo(void) { }]], [])],
-		    libgfor_cv_have_attribute_dllexport=yes,
-		    libgfor_cv_have_attribute_dllexport=no)
-  CFLAGS="$save_CFLAGS"])
-  if test $libgfor_cv_have_attribute_dllexport = yes; then
-    AC_DEFINE(HAVE_ATTRIBUTE_DLLEXPORT, 1,
-      [Define to 1 if the target supports __attribute__((dllexport)).])
-  fi])
-
 dnl Check whether the target supports symbol aliases.
 AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_ALIAS], [
   AC_CACHE_CHECK([whether the target supports symbol aliases],
diff --git a/libgfortran/config.h.in b/libgfortran/config.h.in
index 5dfa7c67a25..70a34b113a1 100644
--- a/libgfortran/config.h.in
+++ b/libgfortran/config.h.in
@@ -75,9 +75,6 @@
 /* Define to 1 if the target supports __attribute__((alias(...))). */
 #undef HAVE_ATTRIBUTE_ALIAS
 
-/* Define to 1 if the target supports __attribute__((dllexport)). */
-#undef HAVE_ATTRIBUTE_DLLEXPORT
-
 /* Define to 1 if the target supports __attribute__((visibility(...))). */
 #undef HAVE_ATTRIBUTE_VISIBILITY
 
@@ -219,9 +216,6 @@
 /* Define to 1 if you have the `clogl' function. */
 #undef HAVE_CLOGL
 
-/* Define to 1 if you have the `close' function. */
-#undef HAVE_CLOSE
-
 /* Define to 1 if you have the <complex.h> header file. */
 #undef HAVE_COMPLEX_H
 
@@ -330,12 +324,6 @@
 /* Define to 1 if you have the `erff' function. */
 #undef HAVE_ERFF
 
-/* Define to 1 if you have the `erfl' function. */
-#undef HAVE_ERFL
-
-/* Define to 1 if you have the `execl' function. */
-#undef HAVE_EXECL
-
 /* Define to 1 if you have the `exp' function. */
 #undef HAVE_EXP
 
@@ -462,18 +450,12 @@
 /* Define to 1 if you have the `getpid' function. */
 #undef HAVE_GETPID
 
-/* Define to 1 if you have the `getppid' function. */
-#undef HAVE_GETPPID
-
 /* Define to 1 if you have the `getpwuid' function. */
 #undef HAVE_GETPWUID
 
 /* Define to 1 if you have the `getpwuid_r' function. */
 #undef HAVE_GETPWUID_R
 
-/* Define to 1 if you have the `getrlimit' function. */
-#undef HAVE_GETRLIMIT
-
 /* Define to 1 if you have the `getrusage' function. */
 #undef HAVE_GETRUSAGE
 
@@ -510,18 +492,12 @@
 /* Define to 1 if you have the `j0f' function. */
 #undef HAVE_J0F
 
-/* Define to 1 if you have the `j0l' function. */
-#undef HAVE_J0L
-
 /* Define to 1 if you have the `j1' function. */
 #undef HAVE_J1
 
 /* Define to 1 if you have the `j1f' function. */
 #undef HAVE_J1F
 
-/* Define to 1 if you have the `j1l' function. */
-#undef HAVE_J1L
-
 /* Define to 1 if you have the `jn' function. */
 #undef HAVE_JN
 
@@ -549,9 +525,6 @@
 /* Define to 1 if you have the `lgammaf' function. */
 #undef HAVE_LGAMMAF
 
-/* Define to 1 if you have the `lgammal' function. */
-#undef HAVE_LGAMMAL
-
 /* Define to 1 if you have the `m' library (-lm). */
 #undef HAVE_LIBM
 
@@ -636,18 +609,12 @@
 /* Define to 1 if you have the `powf' function. */
 #undef HAVE_POWF
 
-/* Define to 1 if you have the `powl' function. */
-#undef HAVE_POWL
-
 /* Define to 1 if the system has the type `ptrdiff_t'. */
 #undef HAVE_PTRDIFF_T
 
 /* Define to 1 if you have the <pwd.h> header file. */
 #undef HAVE_PWD_H
 
-/* Define to 1 if you have the `readlink' function. */
-#undef HAVE_READLINK
-
 /* Define to 1 if you have the `round' function. */
 #undef HAVE_ROUND
 
@@ -714,9 +681,6 @@
 /* Define to 1 if you have the <stdlib.h> header file. */
 #undef HAVE_STDLIB_H
 
-/* Define to 1 if you have the `strcasestr' function. */
-#undef HAVE_STRCASESTR
-
 /* Define to 1 if you have the `strerror_l' function. */
 #undef HAVE_STRERROR_L
 
@@ -801,9 +765,6 @@
 /* Define to 1 if you have the `tgammaf' function. */
 #undef HAVE_TGAMMAF
 
-/* Define to 1 if you have the `tgammal' function. */
-#undef HAVE_TGAMMAL
-
 /* Define to 1 if you have the `times' function. */
 #undef HAVE_TIMES
 
@@ -852,18 +813,12 @@
 /* Define to 1 if you have the `y0f' function. */
 #undef HAVE_Y0F
 
-/* Define to 1 if you have the `y0l' function. */
-#undef HAVE_Y0L
-
 /* Define to 1 if you have the `y1' function. */
 #undef HAVE_Y1
 
 /* Define to 1 if you have the `y1f' function. */
 #undef HAVE_Y1F
 
-/* Define to 1 if you have the `y1l' function. */
-#undef HAVE_Y1L
-
 /* Define to 1 if you have the `yn' function. */
 #undef HAVE_YN
 
diff --git a/libgfortran/configure b/libgfortran/configure
index c236320f07d..546a5a9b55e 100755
--- a/libgfortran/configure
+++ b/libgfortran/configure
@@ -2569,12 +2569,8 @@ as_fn_append ac_func_list " ttyname"
 as_fn_append ac_func_list " alarm"
 as_fn_append ac_func_list " access"
 as_fn_append ac_func_list " fork"
-as_fn_append ac_func_list " execl"
 as_fn_append ac_func_list " setmode"
-as_fn_append ac_func_list " close"
 as_fn_append ac_func_list " fcntl"
-as_fn_append ac_func_list " strcasestr"
-as_fn_append ac_func_list " getrlimit"
 as_fn_append ac_func_list " gettimeofday"
 as_fn_append ac_func_list " stat"
 as_fn_append ac_func_list " fstat"
@@ -2588,10 +2584,8 @@ as_fn_append ac_func_list " gmtime_r"
 as_fn_append ac_func_list " getpwuid_r"
 as_fn_append ac_func_list " ttyname_r"
 as_fn_append ac_func_list " clock_gettime"
-as_fn_append ac_func_list " readlink"
 as_fn_append ac_func_list " getgid"
 as_fn_append ac_func_list " getpid"
-as_fn_append ac_func_list " getppid"
 as_fn_append ac_func_list " getuid"
 as_fn_append ac_func_list " geteuid"
 as_fn_append ac_func_list " umask"
@@ -12369,7 +12363,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12372 "configure"
+#line 12366 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12475,7 +12469,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12478 "configure"
+#line 12472 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -16494,9 +16488,6 @@ $as_echo "#define HAVE_STRTOF 1" >>confdefs.h
 $as_echo "#define HAVE_SNPRINTF 1" >>confdefs.h
 
 
-$as_echo "#define HAVE_STRCASESTR 1" >>confdefs.h
-
-
 $as_echo "#define HAVE_VSNPRINTF 1" >>confdefs.h
 
 
@@ -16623,18 +16614,6 @@ done
 
 
 
-
-
-
-
-
-
-
-
-
-
-
-
 
 
 
@@ -20882,54 +20861,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for powl" >&5
-$as_echo_n "checking for powl... " >&6; }
-if test "${gcc_cv_math_func_powl+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())powl;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_powl=yes
-else
-  gcc_cv_math_func_powl=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_powl" >&5
-$as_echo "$gcc_cv_math_func_powl" >&6; }
-  if test $gcc_cv_math_func_powl = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_POWL 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cpowf" >&5
 $as_echo_n "checking for cpowf... " >&6; }
 if test "${gcc_cv_math_func_cpowf+set}" = set; then :
@@ -23330,54 +23261,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for erfl" >&5
-$as_echo_n "checking for erfl... " >&6; }
-if test "${gcc_cv_math_func_erfl+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())erfl;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_erfl=yes
-else
-  gcc_cv_math_func_erfl=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_erfl" >&5
-$as_echo "$gcc_cv_math_func_erfl" >&6; }
-  if test $gcc_cv_math_func_erfl = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_ERFL 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for erfcf" >&5
 $as_echo_n "checking for erfcf... " >&6; }
 if test "${gcc_cv_math_func_erfcf+set}" = set; then :
@@ -23618,54 +23501,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for j0l" >&5
-$as_echo_n "checking for j0l... " >&6; }
-if test "${gcc_cv_math_func_j0l+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())j0l;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_j0l=yes
-else
-  gcc_cv_math_func_j0l=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_j0l" >&5
-$as_echo "$gcc_cv_math_func_j0l" >&6; }
-  if test $gcc_cv_math_func_j0l = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_J0L 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for j1f" >&5
 $as_echo_n "checking for j1f... " >&6; }
 if test "${gcc_cv_math_func_j1f+set}" = set; then :
@@ -23762,54 +23597,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for j1l" >&5
-$as_echo_n "checking for j1l... " >&6; }
-if test "${gcc_cv_math_func_j1l+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())j1l;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_j1l=yes
-else
-  gcc_cv_math_func_j1l=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_j1l" >&5
-$as_echo "$gcc_cv_math_func_j1l" >&6; }
-  if test $gcc_cv_math_func_j1l = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_J1L 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for jnf" >&5
 $as_echo_n "checking for jnf... " >&6; }
 if test "${gcc_cv_math_func_jnf+set}" = set; then :
@@ -24050,54 +23837,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for y0l" >&5
-$as_echo_n "checking for y0l... " >&6; }
-if test "${gcc_cv_math_func_y0l+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())y0l;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_y0l=yes
-else
-  gcc_cv_math_func_y0l=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_y0l" >&5
-$as_echo "$gcc_cv_math_func_y0l" >&6; }
-  if test $gcc_cv_math_func_y0l = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_Y0L 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for y1f" >&5
 $as_echo_n "checking for y1f... " >&6; }
 if test "${gcc_cv_math_func_y1f+set}" = set; then :
@@ -24194,54 +23933,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for y1l" >&5
-$as_echo_n "checking for y1l... " >&6; }
-if test "${gcc_cv_math_func_y1l+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())y1l;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_y1l=yes
-else
-  gcc_cv_math_func_y1l=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_y1l" >&5
-$as_echo "$gcc_cv_math_func_y1l" >&6; }
-  if test $gcc_cv_math_func_y1l = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_Y1L 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ynf" >&5
 $as_echo_n "checking for ynf... " >&6; }
 if test "${gcc_cv_math_func_ynf+set}" = set; then :
@@ -24482,54 +24173,6 @@ _ACEOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tgammal" >&5
-$as_echo_n "checking for tgammal... " >&6; }
-if test "${gcc_cv_math_func_tgammal+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())tgammal;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_tgammal=yes
-else
-  gcc_cv_math_func_tgammal=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_tgammal" >&5
-$as_echo "$gcc_cv_math_func_tgammal" >&6; }
-  if test $gcc_cv_math_func_tgammal = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_TGAMMAL 1
-_ACEOF
-
-  fi
-
-
-
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lgamma" >&5
 $as_echo_n "checking for lgamma... " >&6; }
 if test "${gcc_cv_math_func_lgamma+set}" = set; then :
@@ -24624,54 +24267,6 @@ _ACEOF
   fi
 
 
-
-
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lgammal" >&5
-$as_echo_n "checking for lgammal... " >&6; }
-if test "${gcc_cv_math_func_lgammal+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test x$gcc_no_link = xyes; then
-  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
-fi
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())lgammal;
-
-int
-main ()
-{
-  return 0;
-}
-
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  gcc_cv_math_func_lgammal=yes
-else
-  gcc_cv_math_func_lgammal=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_math_func_lgammal" >&5
-$as_echo "$gcc_cv_math_func_lgammal" >&6; }
-  if test $gcc_cv_math_func_lgammal = yes; then
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_LGAMMAL 1
-_ACEOF
-
-  fi
-
-
 # Check for GFORTRAN_C99_1.1 funcs
 
 
@@ -26280,41 +25875,6 @@ $as_echo "#define HAVE_ATTRIBUTE_VISIBILITY 1" >>confdefs.h
 
   fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the target supports dllexport" >&5
-$as_echo_n "checking whether the target supports dllexport... " >&6; }
-if test "${libgfor_cv_have_attribute_dllexport+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-
-  save_CFLAGS="$CFLAGS"
-  CFLAGS="$CFLAGS -Werror"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-void __attribute__((dllexport)) foo(void) { }
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  libgfor_cv_have_attribute_dllexport=yes
-else
-  libgfor_cv_have_attribute_dllexport=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-  CFLAGS="$save_CFLAGS"
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_have_attribute_dllexport" >&5
-$as_echo "$libgfor_cv_have_attribute_dllexport" >&6; }
-  if test $libgfor_cv_have_attribute_dllexport = yes; then
-
-$as_echo "#define HAVE_ATTRIBUTE_DLLEXPORT 1" >>confdefs.h
-
-  fi
-
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the target supports symbol aliases" >&5
 $as_echo_n "checking whether the target supports symbol aliases... " >&6; }
 if test "${libgfor_cv_have_attribute_alias+set}" = set; then :
diff --git a/libgfortran/configure.ac b/libgfortran/configure.ac
index a6a154126c8..97b91529ebc 100644
--- a/libgfortran/configure.ac
+++ b/libgfortran/configure.ac
@@ -286,7 +286,6 @@ if test "${hardwire_newlib:-0}" -eq 1; then
    AC_DEFINE(HAVE_MKSTEMP, 1, [Define if you have mkstemp.])
    AC_DEFINE(HAVE_STRTOF, 1, [Define if you have strtof.])
    AC_DEFINE(HAVE_SNPRINTF, 1, [Define if you have snprintf.])
-   AC_DEFINE(HAVE_STRCASESTR, 1, [Define if you have strcasestr.])
    AC_DEFINE(HAVE_VSNPRINTF, 1, [Define if you have vsnprintf.])
    AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have localtime_r.])
    AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have gmtime_r.])
@@ -302,10 +301,10 @@ if test "${hardwire_newlib:-0}" -eq 1; then
 else
    AC_CHECK_FUNCS_ONCE(getrusage times mkstemp strtof strtold snprintf \
    ftruncate chsize chdir getlogin gethostname kill link symlink sleep ttyname \
-   alarm access fork execl setmode close fcntl \
-   strcasestr getrlimit gettimeofday stat fstat lstat getpwuid vsnprintf dup \
+   alarm access fork setmode fcntl \
+   gettimeofday stat fstat lstat getpwuid vsnprintf dup \
    getcwd localtime_r gmtime_r getpwuid_r ttyname_r clock_gettime \
-   readlink getgid getpid getppid getuid geteuid umask getegid \
+   getgid getpid getuid geteuid umask getegid \
    secure_getenv __secure_getenv mkostemp strnlen strndup newlocale \
    freelocale uselocale strerror_l)
 fi
@@ -400,7 +399,6 @@ GCC_CHECK_MATH_FUNC([nextafter])
 GCC_CHECK_MATH_FUNC([nextafterl])
 GCC_CHECK_MATH_FUNC([powf])
 GCC_CHECK_MATH_FUNC([pow])
-GCC_CHECK_MATH_FUNC([powl])
 GCC_CHECK_MATH_FUNC([cpowf])
 GCC_CHECK_MATH_FUNC([cpow])
 GCC_CHECK_MATH_FUNC([cpowl])
@@ -451,34 +449,27 @@ GCC_CHECK_MATH_FUNC([trunc])
 GCC_CHECK_MATH_FUNC([truncl])
 GCC_CHECK_MATH_FUNC([erff])
 GCC_CHECK_MATH_FUNC([erf])
-GCC_CHECK_MATH_FUNC([erfl])
 GCC_CHECK_MATH_FUNC([erfcf])
 GCC_CHECK_MATH_FUNC([erfc])
 GCC_CHECK_MATH_FUNC([erfcl])
 GCC_CHECK_MATH_FUNC([j0f])
 GCC_CHECK_MATH_FUNC([j0])
-GCC_CHECK_MATH_FUNC([j0l])
 GCC_CHECK_MATH_FUNC([j1f])
 GCC_CHECK_MATH_FUNC([j1])
-GCC_CHECK_MATH_FUNC([j1l])
 GCC_CHECK_MATH_FUNC([jnf])
 GCC_CHECK_MATH_FUNC([jn])
 GCC_CHECK_MATH_FUNC([jnl])
 GCC_CHECK_MATH_FUNC([y0f])
 GCC_CHECK_MATH_FUNC([y0])
-GCC_CHECK_MATH_FUNC([y0l])
 GCC_CHECK_MATH_FUNC([y1f])
 GCC_CHECK_MATH_FUNC([y1])
-GCC_CHECK_MATH_FUNC([y1l])
 GCC_CHECK_MATH_FUNC([ynf])
 GCC_CHECK_MATH_FUNC([yn])
 GCC_CHECK_MATH_FUNC([ynl])
 GCC_CHECK_MATH_FUNC([tgamma])
 GCC_CHECK_MATH_FUNC([tgammaf])
-GCC_CHECK_MATH_FUNC([tgammal])
 GCC_CHECK_MATH_FUNC([lgamma])
 GCC_CHECK_MATH_FUNC([lgammaf])
-GCC_CHECK_MATH_FUNC([lgammal])
 
 # Check for GFORTRAN_C99_1.1 funcs
 GCC_CHECK_MATH_FUNC([cacos])
@@ -599,7 +590,6 @@ fi
 
 # Check out attribute support.
 LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY
-LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT
 LIBGFOR_CHECK_ATTRIBUTE_ALIAS
 
 # Check out sync builtins support.