--- /dev/null
+diff -urN mtr-0.75/configure mtr-0.75.new/configure
+--- mtr-0.75/configure 2008-09-19 11:38:58.000000000 +0200
++++ mtr-0.75.new/configure 2009-06-26 22:41:26.000000000 +0200
+@@ -7956,7 +7956,7 @@
+ echo $ECHO_N "checking for C flags to get more warnings... $ECHO_C" >&6; }
+ ac_save_CFLAGS="$CFLAGS"
+ if test "x$ac_cv_c_compiler_gnu" = "xyes" ; then
+- warning_CFLAGS="-Wall -Wno-pointer-sign"
++ warning_CFLAGS="-Wall"
+ else
+ case "$host_os" in
+ irix*)
+diff -urN mtr-0.75/configure.in mtr-0.75.new/configure.in
+--- mtr-0.75/configure.in 2008-09-08 09:40:54.000000000 +0200
++++ mtr-0.75.new/configure.in 2009-06-26 22:41:21.000000000 +0200
+@@ -108,7 +108,7 @@
+ ac_save_CFLAGS="$CFLAGS"
+ if test "x$ac_cv_c_compiler_gnu" = "xyes" ; then
+ dnl gcc is the easiest C compiler
+- warning_CFLAGS="-Wall -Wno-pointer-sign"
++ warning_CFLAGS="-Wall"
+ else
+ dnl Vendor supplied C compilers are a bit tricky
+ case "$host_os" in