patch 7.4.1193

Problem:    Can't build the channel feature on MS-Windows.
Solution:   Add #ifdef HAVE_POLL.

src/channel.c

@@ -726,12 +726,14 @@ channel_wait(int fd, int timeout)
 	break;
     }
 #else
+# ifdef HAVE_POLL
     struct pollfd	fds;
 
     fds.fd = fd;
     fds.events = POLLIN;
     if (poll(&fds, 1, timeout) <= 0)
 	return FAIL;
+# endif
 #endif
     return OK;
 }

src/version.c

@@ -746,6 +746,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1193,
 /**/
     1192,
 /**/