Index: build/pre.sh
==================================================================
--- build/pre.sh
+++ build/pre.sh
@@ -39,11 +39,11 @@
 
 	rm -f "tcc-${tcc_version}.tar.bz2"
 
 	## Apply patches
 	for patchfile in ../build/tcc-patches/${tcc_version}/*.diff; do
-		( cd * && patch -p1 ) < "${patchfile}"
+		( cd * && patch --no-backup-if-mismatch -p1 ) < "${patchfile}"
 	done
 
 	rm -rf ../tcc
 	mkdir ../tcc || exit 1
 	mv */* ../tcc/