X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fs%2Faix4.h;h=56bd1a1128ee56b9e6658bd48745dab8fed7c1c1;hb=08f236b3a415b65f5c9ca113f67a0a6c4e849a59;hp=3bdd989c68b07033074baa089571c800dec3c7be;hpb=6883ee56ec887c2c48abe5b06b5e66aa74031910;p=chise%2Fxemacs-chise.git-

diff --git a/src/s/aix4.h b/src/s/aix4.h
index 3bdd989..56bd1a1 100644
--- a/src/s/aix4.h
+++ b/src/s/aix4.h
@@ -7,7 +7,36 @@
 
 #ifndef NOT_C_CODE
 #define _XFUNCS_H_ 1
+
+/* AIX is happier when bzero and strcasecmp are declared */
+#include "strings.h"
+
 /* Forward declarations for xlc warning suppressions */
 struct ether_addr;
 struct sockaddr_dl;
-#endif
+
+#ifdef __xlC__			/* "eXceLlent C compiler" ?! */
+#if __xlC__ >= 1200
+/* IBM's C compiler option `-O3' is too aggressive.
+   We recommend instead the combination `-O3 -qstrict', which seems safe.
+
+   cc -O3 miscompiles at least two functions.  From IBM's docs:
+
+   IBM> -qstrict turns off the following optimizations:
+
+   IBM> Performing code motion and scheduling on computations such as loads
+   IBM> and floating-point computations that may trigger an exception.
+
+   Nevertheless, we try to work with these compiler options. */
+#pragma option_override (bytecount_to_charcount, "opt(strict,yes)")
+#pragma option_override (Fexpand_file_name, "opt(strict,yes)")
+#endif /* recent IBM C compiler */
+#endif /* IBM's C compiler */
+
+#endif /* C code */
+
+/* getaddrinfo is broken in AIX 4.3 as per IY04165.
+   At this time (2/21/2000), there's no PTF available.
+   -- Mike Sperber <mike@xemacs.org> */
+
+#undef HAVE_GETADDRINFO