diff --git a/Build.sh b/Build.sh
index 134e5f5..98bdde4 100644
--- a/Build.sh
+++ b/Build.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.461 2010/09/14 21:26:04 tg Exp $'
+srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.462 2010/10/01 19:04:35 tg Exp $'
 #-
 # Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
 #	Thorsten Glaser <tg@mirbsd.org>
@@ -1137,14 +1137,14 @@ ac_testn sig_t <<-'EOF'
 	#include <sys/types.h>
 	#include <signal.h>
 	#include <stddef.h>
-	int main(void) { return ((int)(ptrdiff_t)(sig_t)kill(0,0)); }
+	int main(void) { return ((int)(ptrdiff_t)(sig_t)(ptrdiff_t)kill(0,0)); }
 EOF
 
 ac_testn sighandler_t '!' sig_t 0 <<-'EOF'
 	#include <sys/types.h>
 	#include <signal.h>
 	#include <stddef.h>
-	int main(void) { return ((int)(ptrdiff_t)(sighandler_t)kill(0,0)); }
+	int main(void) { return ((int)(ptrdiff_t)(sighandler_t)(ptrdiff_t)kill(0,0)); }
 EOF
 if test 1 = $HAVE_SIGHANDLER_T; then
 	CPPFLAGS="$CPPFLAGS -Dsig_t=sighandler_t"
@@ -1155,7 +1155,7 @@ ac_testn __sighandler_t '!' sig_t 0 <<-'EOF'
 	#include <sys/types.h>
 	#include <signal.h>
 	#include <stddef.h>
-	int main(void) { return ((int)(ptrdiff_t)(__sighandler_t)kill(0,0)); }
+	int main(void) { return ((int)(ptrdiff_t)(__sighandler_t)(ptrdiff_t)kill(0,0)); }
 EOF
 if test 1 = $HAVE___SIGHANDLER_T; then
 	CPPFLAGS="$CPPFLAGS -Dsig_t=__sighandler_t"
diff --git a/check.t b/check.t
index 8b31b34..5cd5a27 100644
--- a/check.t
+++ b/check.t
@@ -1,4 +1,4 @@
-# $MirOS: src/bin/mksh/check.t,v 1.394 2010/09/19 19:28:21 tg Exp $
+# $MirOS: src/bin/mksh/check.t,v 1.395 2010/10/01 19:04:37 tg Exp $
 # $OpenBSD: bksl-nl.t,v 1.2 2001/01/28 23:04:56 niklas Exp $
 # $OpenBSD: history.t,v 1.5 2001/01/28 23:04:56 niklas Exp $
 # $OpenBSD: read.t,v 1.3 2003/03/10 03:48:16 david Exp $
@@ -25,7 +25,7 @@
 # http://www.research.att.com/~gsf/public/ifs.sh
 
 expected-stdout:
-	@(#)MIRBSD KSH R39 2010/09/19
+	@(#)MIRBSD KSH R39 2010/10/01
 description:
 	Check version of shell.
 stdin:
diff --git a/sh.h b/sh.h
index 08a0e72..78f6a19 100644
--- a/sh.h
+++ b/sh.h
@@ -154,9 +154,9 @@
 #endif
 
 #ifdef EXTERN
-__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.416 2010/09/19 19:28:23 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.417 2010/10/01 19:04:38 tg Exp $");
 #endif
-#define MKSH_VERSION "R39 2010/09/19"
+#define MKSH_VERSION "R39 2010/10/01"
 
 #ifndef MKSH_INCLUDES_ONLY
 
@@ -631,7 +631,12 @@ extern const struct shoption options[];
 EXTERN char null[] I__("");
 /* helpers for string pooling */
 EXTERN const char T_intovfl[] I__("integer overflow %lu %c %lu prevented");
+#if defined(__GNUC__)
+/* trust this to have string pooling; -Wformat bitches otherwise */
+#define T_synerr	"syntax error"
+#else
 EXTERN const char T_synerr[] I__("syntax error");
+#endif
 EXTERN const char T_r_fc_e_[] I__("r=fc -e -");
 #define T_fc_e_		(T_r_fc_e_ + 2)		/* "fc -e -" */
 #define Tn_fc_e_	7			/* strlen(T_fc_e_) */