windows build fix attempt

Author: Ricardicus

src/library/libnet_nt.c

@@ -167,7 +167,7 @@ int ric_socket_accept_incoming_connection(LIBRARY_PARAMS()) {
     return 1;
   }
 
-  clientSocket = WSAAccept(socket, NULL, NULL, NULL, NULL);
+  clientSocket = WSAAccept(socket, NULL, NULL, NULL, 0);
 
   if (clientSocket < 0) {
     int errorStatus = WSAGetLastError();

src/library/libos_nt.c

@@ -345,7 +345,7 @@ int ric_find_files(LIBRARY_PARAMS()) {
   pcre *re;
   heapval_t *hpv;
   int dummy;
-  char *pcre_error = NULL;
+  const char *pcre_error;
   int pcre_erroffset;
   char *pattern = NULL;
   int rc;