smtp-multi.c: Minor coding style tidyup following POP3 and IMAP additions

docs/examples/smtp-multi.c

@@ -78,12 +78,12 @@ static size_t payload_source(void *ptr, size_t size, size_t nmemb, void *userp)
 
 static struct timeval tvnow(void)
 {
-  /*
-  ** time() returns the value of time in seconds since the Epoch.
-  */
   struct timeval now;
+
+  /* time() returns the value of time in seconds since the epoch */
   now.tv_sec = (long)time(NULL);
   now.tv_usec = 0;
+
   return now;
 }
 
@@ -150,15 +150,15 @@ int main(void)
 
   while(still_running) {
     struct timeval timeout;
-    int rc; /* select() return code */
-
     fd_set fdread;
     fd_set fdwrite;
     fd_set fdexcep;
     int maxfd = -1;
+    int rc;
 
     long curl_timeo = -1;
 
+    /* Initialise the file descriptors */
     FD_ZERO(&fdread);
     FD_ZERO(&fdwrite);
     FD_ZERO(&fdexcep);
@@ -187,14 +187,13 @@ int main(void)
     rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
 
     if(tvdiff(tvnow(), mp_start) > MULTI_PERFORM_HANG_TIMEOUT) {
-      fprintf(stderr, "ABORTING TEST, since it seems "
-              "that it would have run forever.\n");
+      fprintf(stderr,
+              "ABORTING: Since it seems that we would have run forever.\n");
       break;
     }
 
     switch(rc) {
-    case -1:
-      /* select error */
+    case -1:  /* select error */
       break;
     case 0:   /* timeout */
     default:  /* action */