--- a/efi/wrapper.h
+++ b/efi/wrapper.h
@@ -26,6 +26,21 @@
 #define __packed	__attribute__((packed))
 #define OFFSETOF(t,m)	((size_t)&((t *)0)->m)

+#include <stdint.h>
+
+#ifndef __uint8_t
+#define __uint8_t uint8_t
+#endif
+#ifndef __uint16_t
+#define __uint16_t uint16_t
+#endif
+#ifndef __uint32_t
+#define __uint32_t uint32_t
+#endif
+#ifndef __uint64_t
+#define __uint64_t uint64_t
+#endif
+
 struct header {
 	__uint16_t msdos_signature;
 	__uint8_t _pad1[0x16];