Get rid of unused variables/labels/etc.

sapi/cli/main.c

@@ -65,6 +65,7 @@ static void Help(void) {
  * with a configuration verb set to: PH7_VM_CONFIG_OUTPUT.
  */
 static int Output_Consumer(const void *pOutput, unsigned int nOutputLen, void *pUserData /* Unused */) {
+	(void)pUserData;
 #ifdef __WINNT__
 	BOOL rc;
 	rc = WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), pOutput, (DWORD)nOutputLen, 0, 0);