1 diff -u -r ../alpine-2.20/imap/src/osdep/unix/os_slx.c ./imap/src/osdep/unix/os_slx.c
2 --- ../alpine-2.20/imap/src/osdep/unix/os_slx.c 2015-01-12 00:12:25.504178437 -0500
3 +++ ./imap/src/osdep/unix/os_slx.c 2016-04-14 17:13:21.985871059 -0400
8 -extern int errno; /* just in case */