+Tue Mar 2 21:25:36 1993 Fred Fish (fnf@cygnus.com)
+
+ * sysdep-sysv4.h: New file for SVR4.
+ * configure.in (*-*-sysv4*): Use sysdep-sysv4.h.
+
+ * configure.in (*-*-ultrix2): Add triplet from Michael Rendell
+ (michael@mercury.cs.mun.ca)
+
Tue Dec 15 12:38:16 1992 Ian Lance Taylor (ian@cygnus.com)
* configure.in (i[34]86-*-sco3.2v4*): use mh-sco4.
--- /dev/null
+/* System-dependent stuff, for SVR4 systems */
+
+#ifdef __GNUC__
+#define alloca __builtin_alloca
+#else
+#if defined (sparc) && defined (sun)
+#include <alloca.h>
+#endif
+#ifndef alloca /* May be a macro, with args. */
+extern char *alloca ();
+#endif
+#endif
+
+#include <sys/types.h> /* Needed by dirent.h */
+#include <sys/stream.h>
+#include <sys/ptem.h>
+#include <dirent.h>
+typedef struct dirent dirent;
+
+/* SVR4 systems should use <termios.h> rather than <termio.h>. */
+#define _POSIX_VERSION
+
+/* SVR4 systems need _POSIX_SOURCE defined to suppress 'struct winsize'
+ definition in <termios.h>, since it's unconditionally defined in
+ <sys/ptem.h>. */
+#define _POSIX_SOURCE