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-rw-r--r--configure.in2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index 206de53f9..8e5cec894 100644
--- a/configure.in
+++ b/configure.in
@@ -133,7 +133,7 @@ AC_COMPILE_IFELSE(
AC_MSG_CHECKING([whether $CC supports -Wno-pointer-sign])
OLD_CFLAGS="$CFLAGS"
-CFLAGS="$CPPFLAGS -Wno-pointer-sign"
+CFLAGS="$CFLAGS -Wno-pointer-sign"
AC_COMPILE_IFELSE(
[int foo;],
[AC_MSG_RESULT([yes])],