--- vim-8.2.4804/src/channel.c.socklen_t	2022-04-22 00:30:15.000000000 +0000
+++ vim-8.2.4804/src/channel.c	2022-04-22 17:29:16.780004000 +0000
@@ -66,6 +66,9 @@
 # define fd_read(fd, buf, len) read(fd, buf, len)
 # define fd_write(sd, buf, len) write(sd, buf, len)
 # define fd_close(sd) close(sd)
+# ifndef socklen_t
+typedef size_t socklen_t;
+# endif
 #endif
 
 static void channel_read(channel_T *channel, ch_part_T part, char *func);