Nirmal Khedkar <nirmalhk7@xxxxxxxxx> writes: > Hey! > I've been facing this error everytime I run the Makefile: > ----- > LINK git-imap-send > imap-send.o: In function `verify_hostname': > /git/imap-send.c:252: undefined reference to `sk_num' Perhaps the thread https://lore.kernel.org/git/xmqqpnfv3tq4.fsf@xxxxxxxxxxxxxxxxxxxxxxxxx/ may help?