diff -aur zsnes_1_51//src/Makefile.in zsnes_1_51_new//src/Makefile.in
--- src/Makefile.in	2007-01-24 21:54:12.000000000 +0100
+++ src/Makefile.in	2010-09-06 00:03:04.715810431 +0200
@@ -95,7 +95,7 @@
 %.o: %.cpp
 	@CXX@ @CXXFLAGS@ -o $@ -c $<
 %.o %.h: %.psr $(PSR)
-	./$(PSR) @PSRFLAGS@ -gcc @CC@ -compile -flags "@CFLAGS@ -O1" -cheader $*.h -fname $* $*.o $<
+	./$(PSR) @PSRFLAGS@ -gcc "@CC@" -compile -flags "@CFLAGS@ -O1 -D_FORTIFY_SOURCE=0" -cheader $*.h -fname $* $*.o $<
 
 default: main
 all: main tools
@@ -133,7 +133,7 @@
 
 include makefile.dep
 makefile.dep: $(TOOL_D)/depbuild Makefile
-	$(TOOL_D)/depbuild @CC@ "@CFLAGS@" @NASMPATH@ "@NFLAGS@" $(Z_OBJS) > makefile.dep
+	$(TOOL_D)/depbuild "@CC@" "@CFLAGS@" "@NASMPATH@" "@NFLAGS@" $(Z_OBJS) > makefile.dep
 
 Makefile: Makefile.in config.status
 	./config.status
diff -aur zsnes_1_51//src/parsegen.cpp zsnes_1_51_new//src/parsegen.cpp
--- src/parsegen.cpp	2007-10-31 05:30:26.000000000 +0100
+++ src/parsegen.cpp	2010-09-05 15:48:36.903333444 +0200
@@ -19,6 +19,9 @@
 Config file handler creator by Nach (C) 2005-2007
 */
 
+#include <cstring>
+#include <cstdlib>
+
 #if !defined(__GNUC__) && !defined(_MSC_VER)
 #error You are using an unsupported compiler
 #endif
@@ -1822,7 +1825,7 @@
   }
 }
 
-int main(size_t argc, const char *const *const argv)
+int main(int argc, const char *const *const argv)
 {
   const char *cheader_file = 0;
   bool compile = false;
diff -aur zsnes_1_51//src/tools/depbuild.cpp zsnes_1_51_new//src/tools/depbuild.cpp
--- src/tools/depbuild.cpp	2006-12-27 12:04:05.000000000 +0100
+++ src/tools/depbuild.cpp	2010-09-05 15:48:36.903333444 +0200
@@ -183,7 +183,7 @@
   }
 }
 
-int main(size_t argc, const char *const *const argv)
+int main(int argc, const char *const *const argv)
 {
   if (argc < 5)
   {
diff -aur zsnes_1_51//src/tools/strutil.h zsnes_1_51_new//src/tools/strutil.h
--- src/tools/strutil.h	2006-12-27 12:04:05.000000000 +0100
+++ src/tools/strutil.h	2010-09-05 15:48:36.903333444 +0200
@@ -15,6 +15,9 @@
 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
+#include <cstring>
+#include <cstdlib>
+
 /*
 This is part of a toolkit used to assist in ZSNES development
 */
diff -u -r zsnes_1_51/src/tools/depbuild.cpp zsnes_1_51-fix/src/tools/depbuild.cpp
--- src/tools/depbuild.cpp	2006-12-27 12:04:05.000000000 +0100
+++ src/tools/depbuild.cpp	2012-07-14 16:20:17.759886250 +0200
@@ -26,6 +26,8 @@
 #include <cstdio>
 using namespace std;
 
+#include <unistd.h>
+
 #include "fileutil.h"
 #include "strutil.h"
 
