diff --git a/TurboPFor-Integer-Compression/lib/ext/fastpfor.h b/TurboPFor-Integer-Compression/lib/ext/fastpfor.h
new file mode 100644
index 0000000..8bbfdc4
--- /dev/null
+++ b/TurboPFor-Integer-Compression/lib/ext/fastpfor.h
@@ -0,0 +1,20 @@
+#if defined(_MSC_VER) && _MSC_VER < 1600
+#include "vs/stdint.h"
+#else 
+#include <stdint.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+unsigned FastPFore32(    const uint32_t      *in, unsigned n, unsigned char *out, unsigned outsize);
+unsigned FastPFord32(    const unsigned char *in, unsigned n, uint32_t      *out);
+
+unsigned FastPFore128v32(const uint32_t      *in, unsigned n, unsigned char *out, unsigned outsize);
+unsigned FastPFord128v32(const unsigned char *in, unsigned n, uint32_t *out);
+
+unsigned OptPFore128v32( const uint32_t      *in, unsigned n, unsigned char *out, unsigned outsize);
+unsigned OptPFord128v32( const unsigned char *in, unsigned n, uint32_t *out);
+#ifdef __cplusplus
+}
+#endif