-#define AIX4_1
+#define AIX4_1
#include "aix4.h"
-#if 0 /* Tomotake FURUHATA <furuhata@trl.ibm.co.jp> says this is needed
- in Mule, but we don't know why. Anyway, it's not needed now. */
-#define SYSTEM_MALLOC
-#endif
-
/* olson@mcs.anl.gov says -li18n is needed by -lXm. */
+#undef LIB_MOTIF
#define LIB_MOTIF -lXm -li18n
-/* Cancel definition from aix3-1.h. */
-#undef sigsetmask
+#ifdef __GNUC__
+#undef _NO_PROTO
+#endif
+
+/* For AIX, it turns out compiling emacs under AIX 3.2.4 REQUIRES "cc -g"
+ because "cc -O" crashes. Under AIX 3.2.5, "cc -O" is required because
+ "cc -g" crashes. Go figure. --floppy@merlin.mit.edu.
+ 4.1 seems to need -g again. -- larry@vaquita.mitra.com. */
+/* David Edelsohn <dje@watson.ibm.com> says that this actually depends
+ on the version of XLC, which can't be predicted from the system version.
+ What a mess! */
+/* No more of a mess than other systems, GNU+GCC included. See
+ comments in aix3-2-5.h. -- fx */
+#if 0
+#ifndef __GNUC__
+#undef C_DEBUG_SWITCH
+#undef C_OPTIMIZE_SWITCH
+#define C_DEBUG_SWITCH -g
+#endif
+#endif
+
+/* The X internationalization stuff is still broken in AIX 4.1, so
+ don't #undef X11R5_INHIBIT_I18N
+ It still causes shift, ctrl, and alt to resend the last character,
+ if it was a control character like tab, enter, backspace, or ESC.
+ Bill_Mann @ PraxisInt.com */
+/* #undef X11R5_INHIBIT_I18N */
+
+#ifndef HAVE_LIBXMU
+#define LIBXMU
+
+/* Unfortunately without libXmu we cannot support EditRes. */
+#define NO_EDITRES
+#endif
-#undef _setjmp
-#undef _longjmp
+/* arch-tag: 72d598e1-bc3e-48e0-bfd2-693917c3738e
+ (do not change this comment) */