X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/0fafa094cfea42277f4e9447b77503191b6ad26f..d504247bf7aedf80858a04b7c86be194390f4fd9:/sod.m4

diff --git a/sod.m4 b/sod.m4
index 372c14b..c90b7a3 100644
--- a/sod.m4
+++ b/sod.m4
@@ -49,8 +49,7 @@ AC_DEFUN([SOD_CHECK],
      SOD="echo >&2 \"Sod translator not found!  Can't rebuild \\\`\$[]@'.\" && exit 2; \\#"
    fi
    PKG_CHECK_MODULES([SOD], [sod],
-     [AM_CFLAGS="$AM_CFLAGS $SOD_CFLAGS"
-      $1],
+     [m4_default([$1], [AM_CFLAGS="$AM_CFLAGS $SOD_CFLAGS"])],
      [$2])])
 
 dnl ----- That's all, folks -------------------------------------------------