Index: tools/rockboxdev.sh
===================================================================
--- tools/rockboxdev.sh	(revision 26715)
+++ tools/rockboxdev.sh	(working copy)
@@ -187,7 +187,7 @@
     cd build-$toolname

     echo "ROCKBOXDEV: $toolname/configure"
-    ../$toolname-$version/configure --target=$target --prefix=$prefix --enable-languages=c --disable-libssp --disable-docs $configure_params
+    CFLAGS=-U_FORTIFY_SOURCE ../$toolname-$version/configure --target=$target --prefix=$prefix --enable-languages=c --disable-libssp --disable-docs $configure_params

     echo "ROCKBOXDEV: $toolname/make"
     $make -j8