Issue #5933: Fix gcc -Wextra compiler warnings (and remove some

trailing whitespace).

Modules/resource.c

@@ -159,20 +159,20 @@ resource_setrlimit(PyObject *self, PyObject *args)
 
 #if !defined(HAVE_LARGEFILE_SUPPORT)
 	rl.rlim_cur = PyInt_AsLong(curobj);
-	if (rl.rlim_cur == -1 && PyErr_Occurred())
+	if (rl.rlim_cur == (rlim_t)-1 && PyErr_Occurred())
 	    return NULL;
 	rl.rlim_max = PyInt_AsLong(maxobj);
-	if (rl.rlim_max == -1 && PyErr_Occurred())
+	if (rl.rlim_max == (rlim_t)-1 && PyErr_Occurred())
 	    return NULL;
 #else
 	/* The limits are probably bigger than a long */
 	rl.rlim_cur = PyLong_Check(curobj) ?
 		PyLong_AsLongLong(curobj) : PyInt_AsLong(curobj);
-	if (rl.rlim_cur == -1 && PyErr_Occurred())
+	if (rl.rlim_cur == (rlim_t)-1 && PyErr_Occurred())
 	    return NULL;
 	rl.rlim_max = PyLong_Check(maxobj) ?
 		PyLong_AsLongLong(maxobj) : PyInt_AsLong(maxobj);
-	if (rl.rlim_max == -1 && PyErr_Occurred())
+	if (rl.rlim_max == (rlim_t)-1 && PyErr_Occurred())
 	    return NULL;
 #endif