DO NOT REPLY TO THIS MESSAGE. INSTEAD, POST ANY RESPONSES TO THE LINK BELOW. [STR New] cups/http-addrlist.c references <sys/fcntl.h>. This doesn't exist on AIX. And to be consistant, the rest of the code references <fcntl.h>. Simple fix. Link: https://www.cups.org/str.php?L4307 Version: 1.6.2