fixup! mingw: remove obsolete IPv6-related code

We still need to ensure that sockets are initialized when calling
`getaddrinfo()`, otherwise git:// URLs cannot be accessed.

This fixes #1949.

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

compat/mingw.c

@@ -2143,6 +2143,14 @@ struct hostent *mingw_gethostbyname(const char *host)
 	return gethostbyname(host);
 }
 
+#undef getaddrinfo
+int mingw_getaddrinfo(const char *node, const char *service,
+		      const struct addrinfo *hints, struct addrinfo **res)
+{
+	ensure_socket_initialization();
+	return getaddrinfo(node, service, hints, res);
+}
+
 int mingw_socket(int domain, int type, int protocol)
 {
 	int sockfd;

compat/mingw.h

@@ -297,6 +297,10 @@ int mingw_gethostname(char *host, int namelen);
 struct hostent *mingw_gethostbyname(const char *host);
 #define gethostbyname mingw_gethostbyname
 
+int mingw_getaddrinfo(const char *node, const char *service,
+		      const struct addrinfo *hints, struct addrinfo **res);
+#define getaddrinfo mingw_getaddrinfo
+
 int mingw_socket(int domain, int type, int protocol);
 #define socket mingw_socket