syscalls/ipc/Makefile.inc: changed LIB to LIBIPC

Both lib.mk and testcases/kernel/syscalls/ipc/Makefile.inc set
LIB. It confuses make when both failes are included into a leaf Makefile.

Renamed LIB to LIBIPC in Makefile.inc.

The idea is by Cyril Hrubis <chrubis@suse.cz>

Signed-off-by: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
1 file changed