Update README.md

README.md

@@ -123,5 +123,5 @@ Dependencies
 - msgpack-c 1.0+, used for data serialization.
 - GnuTLS 3.1+, used for cryptographic operations.
 - Nettle 2.4+, a GnuTLS dependency for crypto.
-- Build tested with GCC 4.8+ (Linux, Android, Windows with MinGW), Clang/LLVM (Linux, OS X).
+- Build tested with GCC 4.8+ (GNU/Linux, Android, Windows with MinGW), Clang/LLVM (Linux, OS X).