Add check-includes.sh
diff --git a/src/check-libstdc++.sh b/src/check-libstdc++.sh
index c0abcbe..40e73b0 100755
--- a/src/check-libstdc++.sh
+++ b/src/check-libstdc++.sh
@@ -3,6 +3,10 @@
 LC_ALL=C
 export LC_ALL
 
+test -z "$srcdir" && srcdir=.
+stat=0
+
+
 if which ldd 2>/dev/null >/dev/null; then
 	:
 else
@@ -10,9 +14,6 @@
 	exit 0
 fi
 
-test -z "$srcdir" && srcdir=.
-stat=0
-
 so=.libs/libharfbuzz.so
 if test -f "$so"; then
 	echo "Checking that we are not linking to libstdc++"