patch 8.0.0969: Coverity warning for unused return value commit https://github.com/vim/vim/commit/dc926dd0dd0ef72fe7993f134f2cc1551cd269ea Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 19 21:26:44 2017 +0200 patch 8.0.0969: Coverity warning for unused return value Problem: Coverity warning for unused return value. Solution: Add (void) to avoid the warning.

--- a/src/channel.c
+++ b/src/channel.c
@@ -3559,7 +3559,7 @@ channel_set_nonblock(channel_T *channel,
 
 	ioctlsocket(fd, FIONBIO, &val);
 #else
-	fcntl(fd, F_SETFL, O_NONBLOCK);
+	(void)fcntl(fd, F_SETFL, O_NONBLOCK);
 #endif
 	ch_part->ch_nonblocking = TRUE;
     }