diff -urN xc.orig/Makefile xc/Makefile
--- xc.orig/Makefile	Sun Mar  4 07:03:43 2001
+++ xc/Makefile	Sat Jun  9 09:47:11 2001
@@ -25,7 +25,7 @@
 IMAKE_CMD = $(IMAKE) -I$(IRULESRC) $(IMAKE_DEFINES)
 MAKE_OPTS = -f xmakefile
 MAKE_CMD = $(MAKE) $(MAKE_OPTS)
-FLAGS = $(MFLAGS) -f Makefile.ini BOOTSTRAPCFLAGS="$(BOOTSTRAPCFLAGS)" CC="$(CC)"
+FLAGS = $(MFLAGS) -f Makefile.ini BOOTSTRAPCFLAGS="$(BOOTSTRAPCFLAGS)" CC="gcc"
 
 all:
 	@$(MAKE_CMD) xmakefile-exists || $(MAKE) all-initial
diff -urN xc.orig/config/cf/host.def xc/config/cf/host.def
--- xc.orig/config/cf/host.def	Thu Jan  1 09:00:00 1970
+++ xc/config/cf/host.def	Sat Jun  9 09:51:22 2001
@@ -0,0 +1,19 @@
+#ifndef HasGcc2
+#define HasGcc2		YES
+#endif
+#ifndef HasGcc
+#define HasGcc		YES
+#endif
+#define HasGcc2ForCplusplus	YES
+#define DefaultGcc2i386Opt	-O3 -mpentiumpro -fno-strength-reduce
+
+#define OSMajorVersion	5
+#define OSMinorVersion	8
+#define OSTeenyVersion	0
+
+#define BuildFonts	NO
+#define UseExportLists	NO
+#define StripInstalledPrograms	YES
+
+#define InstallCmd	/usr/ucb/install
+#define StripInstalledPrograms	YES
diff -urN xc.orig/config/imake/Makefile.ini xc/config/imake/Makefile.ini
--- xc.orig/config/imake/Makefile.ini	Thu Jan 18 01:38:55 2001
+++ xc/config/imake/Makefile.ini	Sat Jun  9 09:47:11 2001
@@ -10,8 +10,8 @@
 # $XFree86: xc/config/imake/Makefile.ini,v 3.10 2001/01/17 16:38:55 dawes Exp $
 
 BOOTSTRAPCFLAGS = 
-CC = cc
-CDEBUGFLAGS = -O
+CC = gcc
+CDEBUGFLAGS = -O3 -mpentiumpro
 INCLUDES = -I../../include -I../../imports/x11/include/X11
 CFLAGS = $(BOOTSTRAPCFLAGS) $(CDEBUGFLAGS) $(INCLUDES)
 SHELL = /bin/sh