--- gcc/config/i386/freebsd.h.orig	Fri Oct 17 23:52:58 1997
+++ gcc/config/i386/freebsd.h	Thu Jan 22 21:50:29 1998
@@ -35,10 +35,13 @@
 #include "i386/perform.h"
 
 #undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__ -D__386BSD__ -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)"
+#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__=2 -D__386BSD__ -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)"
 
 /* Like the default, except no -lg.  */
 #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
+
+#undef CC1PLUS_SPEC
+#define CC1PLUS_SPEC "-fsjlj-exceptions"
 
 #undef SIZE_TYPE
 #define SIZE_TYPE "unsigned int"