Fix CPPFLAGS clobbering iconv macro

diff --git a/macros/iconv.m4 b/macros/iconv.m4
index c7c91034b6f190193be7bb409a564b5a0d9f8b2a..77e0e6bbfe9906f8eab1640a00ac2ad7af5dc56c 100644 (file)
--- a/macros/iconv.m4
+++ b/macros/iconv.m4
@@ -3,6 +3,7 @@ AC_DEFUN([AC_CHECK_ICONV],
 
 dnl    #################################################
 dnl    # check for libiconv support
+       saved_CPPFLAGS="$CPPFLAGS"
         savedcflags="$CFLAGS"
         savedldflags="$LDFLAGS"
        ICONV_CFLAGS=""