GetLastError() returns a DWORD so it's an unsigned int. Fixes #9.

The error reported by #9 was already fixed in master but this change scrupulously respects the definition of DWORD.

GetLastError() returns a DWORD so it's an unsigned int. Fixes #9.
The error reported by #9 was already fixed in master but this change scrupulously respects the definition of DWORD.
Stéphane Raimbault
1 parent 9da1b6ad
Showing 1 changed file with 1 additions and 1 deletions
src/modbus-tcp.c
@@ -69,7 +69,7 @@ static int _modbus_tcp_init_win32(void)
  
     if (WSAStartup(MAKEWORD(2, 0), &wsaData) != 0) {
         fprintf(stderr, "WSAStartup() returned error code %d\n",
-                (int)GetLastError());
+                (unsigned int)GetLastError());
         errno = EIO;
         return -1;
     }