Improved compatibility - fix mingw crossbuild (#337)

ixwebsocket/IXNetSystem.h

@@ -12,8 +12,8 @@
 #define WIN32_LEAN_AND_MEAN
 #endif
 
-#include <WS2tcpip.h>
-#include <WinSock2.h>
+#include <ws2tcpip.h>
+#include <winsock2.h>
 #include <basetsd.h>
 #include <io.h>
 #include <ws2def.h>

ixwebsocket/IXSetThreadName.cpp

@@ -17,7 +17,7 @@
 
 // Windows
 #ifdef _WIN32
-#include <Windows.h>
+#include <windows.h>
 #endif
 
 namespace ix

ixwebsocket/IXSocket.h

@@ -13,7 +13,7 @@
 #include <string>
 
 #ifdef _WIN32
-#include <BaseTsd.h>
+#include <basetsd.h>
 typedef SSIZE_T ssize_t;
 #endif
 

ixwebsocket/IXSocketOpenSSL.cpp

@@ -15,7 +15,7 @@
 #include <errno.h>
 #include <vector>
 #ifdef _WIN32
-#include <Shlwapi.h>
+#include <shlwapi.h>
 #else
 #include <fnmatch.h>
 #endif

ixwebsocket/IXUdpSocket.h

@@ -11,7 +11,7 @@
 #include <string>
 
 #ifdef _WIN32
-#include <BaseTsd.h>
+#include <basetsd.h>
 typedef SSIZE_T ssize_t;
 #endif