diff --git a/bootstrap/.gitignore b/bootstrap/.gitignore
new file mode 100644
index 0000000..a65bc74
--- /dev/null
+++ b/bootstrap/.gitignore
@@ -0,0 +1,3 @@
+/Makefile
+/lib
+/tests
diff --git a/bootstrap/build_x86_64.sh b/bootstrap/build_x86_64.sh
new file mode 100755
index 0000000..28ad0ba
--- /dev/null
+++ b/bootstrap/build_x86_64.sh
@@ -0,0 +1,5 @@
+#! /usr/bin/env sh
+
+cd "$(dirname "$0")" &&
+../configure &&
+gcc -o tcc -static -nostdlib -DNDEBUG -DTCC_NOT_NATIVE -DCONFIG_LDDIR="\"lib64\"" -DTCC_TARGET_X86_64 -DONE_SOURCE=0 -I. ../tcc.c ../libtcc.c ../tccpp.c ../tccgen.c ../tccelf.c ../tccasm.c ../tccrun.c ../x86_64-gen.c ../x86_64-link.c ../i386-asm.c
diff --git a/tcc.h b/tcc.h
index cd67973..0e00290 100644
--- a/tcc.h
+++ b/tcc.h
@@ -150,7 +150,7 @@ extern long double strtold (const char *__nptr, char **__endptr);
 #endif
 
 /* only native compiler supports -run */
-#if defined _WIN32 == defined TCC_TARGET_PE
+#if (defined _WIN32 == defined TCC_TARGET_PE) && !defined TCC_NOT_NATIVE
 # if (defined __i386__ || defined _X86_) && defined TCC_TARGET_I386
 #  define TCC_IS_NATIVE
 # elif (defined __x86_64__ || defined _AMD64_) && defined TCC_TARGET_X86_64