diff -Nru3 agrep-2.04/Makefile agrep-patched/Makefile
--- agrep-2.04/Makefile	1992-01-17 20:15:31.000000000 +0100
+++ agrep-patched/Makefile	2003-11-17 23:34:03.000000000 +0100
@@ -1,4 +1,4 @@
-CFLAGS	      = -O
+CFLAGS	      = -O3
 
 PROG	      = agrep
 HDRS	      =	agrep.h checkfile.h re.h
@@ -19,7 +19,7 @@
 
 $(PROG):	$(OBJS)
 		$(CC) $(CFLAGS) -o $@ $(OBJS)
-
+		/usr/bin/strip $(PROG)		
 clean:
 		-rm -f $(OBJS) core a.out
 
Binary files agrep-2.04/agrep and agrep-patched/agrep differ
diff -Nru3 agrep-2.04/agrep.h agrep-patched/agrep.h
--- agrep-2.04/agrep.h	1992-01-17 20:15:13.000000000 +0100
+++ agrep-patched/agrep.h	2003-11-17 23:12:15.000000000 +0100
@@ -1,10 +1,10 @@
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <math.h>
 #include <ctype.h>
 #include "re.h"
 
-extern unsigned char *strcpy(), *strncpy(), *strcat();
-extern int strlen();
 #define CHAR	unsigned char
 #define MAXPAT 128
 #define MAXPATT 256
diff -Nru3 agrep-2.04/follow.c agrep-patched/follow.c
--- agrep-2.04/follow.c	1992-01-17 20:14:42.000000000 +0100
+++ agrep-patched/follow.c	2003-11-17 23:12:21.000000000 +0100
@@ -3,14 +3,12 @@
    construction.						*/
 
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include "re.h"
 
-extern char *strncpy(), *strcat(), *strcpy();
-extern int  strlen();
-
 #define TRUE	1
 
-extern char *malloc();
 extern Pset pset_union(); 
 extern int pos_cnt;
 extern Re_node parse();
diff -Nru3 agrep-2.04/mgrep.c agrep-patched/mgrep.c
--- agrep-2.04/mgrep.c	1992-04-11 00:12:27.000000000 +0200
+++ agrep-patched/mgrep.c	2003-11-17 23:12:25.000000000 +0100
@@ -1,6 +1,7 @@
 /* Copyright (c) 1991 Sun Wu and Udi Manber.  All Rights Reserved. */
 /* multipattern matcher */
 #include <stdio.h>
+#include <stdlib.h>
 #include <ctype.h>
 #define MAXPAT  256
 #define MAXLINE 1024
@@ -85,7 +86,7 @@
 	if(p!=0 && p < p_size) p_size = p;
     }
     if(p_size == 0) {
-	fprintf(stderr, "%s: the pattern file is empty\n");
+	fprintf(stderr, "%s: the pattern file is empty\n", Progname);
 	exit(2);
     }
     if(length > 400 && p_size > 2) LONG = 1;
diff -Nru3 agrep-2.04/parse.c agrep-patched/parse.c
--- agrep-2.04/parse.c	1992-01-17 20:14:43.000000000 +0100
+++ agrep-patched/parse.c	2003-11-17 23:12:29.000000000 +0100
@@ -3,6 +3,7 @@
    tree for that regular expression.				*/
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "re.h"
 
 #define FALSE	0
diff -Nru3 agrep-2.04/sgrep.c agrep-patched/sgrep.c
--- agrep-2.04/sgrep.c	1992-04-11 00:12:02.000000000 +0200
+++ agrep-patched/sgrep.c	2003-11-17 23:12:33.000000000 +0100
@@ -1,5 +1,6 @@
 /* Copyright (c) 1991 Sun Wu and Udi Manber.  All Rights Reserved. */
 #include <stdio.h>
+#include <stdlib.h>
 #include <ctype.h>
 #define MAXSYM  256
 #define MAXMEMBER 8192
diff -Nru3 agrep-2.04/utilities.c agrep-patched/utilities.c
--- agrep-2.04/utilities.c	1992-01-17 20:14:43.000000000 +0100
+++ agrep-patched/utilities.c	2003-11-17 23:12:36.000000000 +0100
@@ -2,6 +2,7 @@
    and manipulating regular expression syntax trees.	*/
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "re.h"
 
 /************************************************************************/