--- src/defs.h.orig	Tue Jan 17 16:38:27 1995
+++ src/defs.h	Tue Jan 17 16:42:51 1995
@@ -1048,7 +1048,8 @@
 int	yylex(Void);
 int	yyparse(Void);
 
+#define USE_DTOA
 #ifdef USE_DTOA
-#define atof(x) strtod(x,0)
+/* #define atof(x) strtod(x,0) */
 void	g_fmt Argdcl((char*, double));
 #endif
--- src/makefile.orig	Tue Jan 17 01:07:49 1995
+++ src/makefile	Tue Jan 17 16:38:13 1995
@@ -1,7 +1,7 @@
 #	Makefile for f2c, a Fortran 77 to C converter
 
-g = -g
-CFLAGS = $g
+g = -O2
+CFLAGS = $g 
 SHELL = /bin/sh
 
 OBJECTSd = main.o init.o gram.o lex.o proc.o equiv.o data.o format.o \
@@ -10,7 +10,8 @@
 	  parse_args.o niceprintf.o cds.o sysdep.o version.o
 OBJECTS = $(OBJECTSd) malloc.o
 
-all: xsum.out f2c
+#all: xsum.out f2c
+all: f2c
 
 f2c: $(OBJECTS)
 	$(CC) $(LDFLAGS) $(OBJECTS) -o f2c
@@ -74,17 +75,17 @@
 bundle:
 	bundle $b makefile xsum0.out >/tmp/f2c.bundle
 
-xsum: xsum.c
-	$(CC) $(CFLAGS) -o xsum xsum.c
+#xsum: xsum.c
+#	$(CC) $(CFLAGS) -o xsum xsum.c
 
 #Check validity of transmitted source...
-xsum.out: xsum $b
-	./xsum $b >xsum1.out
-	cmp xsum0.out xsum1.out && mv xsum1.out xsum.out
+#xsum.out: xsum $b
+#	./xsum $b >xsum1.out
+#	cmp xsum0.out xsum1.out && mv xsum1.out xsum.out
 
 #On non-Unix systems that end lines with carriage-return/newline pairs,
 #use "make xsumr.out" rather than "make xsum.out".  The -r flag ignores
 #carriage-return characters.
-xsumr.out: xsum $b
-	./xsum -r $b >xsum1.out
-	cmp xsum0.out xsum1.out && mv xsum1.out xsumr.out
+#xsumr.out: xsum $b
+#	./xsum -r $b >xsum1.out
+#	cmp xsum0.out xsum1.out && mv xsum1.out xsumr.out
--- src/output.c.orig	Tue Jan 17 16:47:03 1995
+++ src/output.c	Tue Jan 17 16:47:30 1995
@@ -1330,11 +1330,11 @@
 #endif
 {
 	static char buf[64];
-#ifdef USE_DTOA
+/* #ifdef USE_DTOA
 	g_fmt(buf, x);
-#else
+#else */
 	sprintf(buf, db_fmt_string, x);
-#endif
+/* #endif */
 	return buf;
 	}