--- /dev/null
+/* Synched up with: Not in FSF. */
+
+/* by Hayden Schultz <haydens@ll.mit.edu> for XEmacs */
+
+#ifndef IRIX5_1_H
+#define IRIX5_1_H
+
+#include "irix5-0.h"
+
+/* #### Questionable defines. */
+#define IRIX
+#define IRIS
+
+/* XEmacs change */
+#if 0
+#define LD_SWITCH_SYSTEM "-elf -_SYSTYPE_SVR4 -require_dynamic_link _rld_new_interface -no_unresolved -Wx,-G 0 -L. -L./lwlib -g0 -call_shared -transitive_link"
+#endif
+
+/* By Tor Arntsen <tor@spacetec.no> for XEmacs.
+ With the following kludge the above LD_SWITCH_SYSTEM will still work just
+ fine even with USE_GCC, and additional tweaking of config.h or ymakefile
+ is avoided. */
+#ifdef NOT_C_CODE
+# ifdef USE_GCC
+# undef LINKER
+# undef LIB_GCC
+# define LINKER "ld"
+# define LIB_GCC "`gcc --print`"
+# endif
+#endif
+
+#endif /* IRIX5_1_H */