Fixed build issue with MinGW (#64)

src/PlatformSockets.c

@@ -23,6 +23,10 @@ DWORD (WINAPI *pfnWlanEnumInterfaces)(HANDLE hClientHandle, PVOID pReserved, PWL
 VOID (WINAPI *pfnWlanFreeMemory)(PVOID pMemory);
 DWORD (WINAPI *pfnWlanSetInterface)(HANDLE hClientHandle, CONST GUID *pInterfaceGuid, WLAN_INTF_OPCODE OpCode, DWORD dwDataSize, CONST PVOID pData, PVOID pReserved);
 
+#ifndef WLAN_API_MAKE_VERSION
+#define WLAN_API_MAKE_VERSION(_major, _minor)   (((DWORD)(_minor)) << 16 | (_major))
+#endif
+
 #endif
 
 void addrToUrlSafeString(struct sockaddr_storage* addr, char* string)
@@ -302,7 +306,11 @@ int setSocketNonBlocking(SOCKET s, bool enabled) {
 #elif defined(O_NONBLOCK)
     return fcntl(s, F_SETFL, (enabled ? O_NONBLOCK : 0) | (fcntl(s, F_GETFL) & ~O_NONBLOCK));
 #elif defined(FIONBIO)
+#ifdef LC_WINDOWS
+    u_long val = enabled ? 1 : 0;
+#else
     int val = enabled ? 1 : 0;
+#endif
     return ioctlsocket(s, FIONBIO, &val);
 #else
 #error Please define your platform non-blocking sockets API!

src/PlatformSockets.h

@@ -7,7 +7,11 @@
 #define WIN32_LEAN_AND_MEAN
 #include <Windows.h>
 #include <wlanapi.h>
+#ifndef __MINGW32__
 #include <timeapi.h>
+#else
+#include <mmsystem.h>
+#endif
 #define SetLastSocketError(x) WSASetLastError(x)
 #define LastSocketError() WSAGetLastError()
 
@@ -23,6 +27,13 @@
 #endif
 #define EINTR WSAEINTR
 
+#ifdef __MINGW32__
+#undef EWOULDBLOCK
+#undef EINPROGRESS
+#undef ETIMEDOUT
+#undef ECONNREFUSED
+#endif
+
 #define EWOULDBLOCK WSAEWOULDBLOCK
 #define EINPROGRESS WSAEINPROGRESS
 #define ETIMEDOUT WSAETIMEDOUT