if kernel returns NULL string, return NULL to user; KNF
authorKeith Bostic <bostic@ucbvax.Berkeley.EDU>
Fri, 21 Apr 1989 03:01:28 +0000 (19:01 -0800)
committerKeith Bostic <bostic@ucbvax.Berkeley.EDU>
Fri, 21 Apr 1989 03:01:28 +0000 (19:01 -0800)
commite658abae17c5258bdb14dac4653f7e8df4b35388
treec04c001a6fbcb8a5f092ee51e783fbb6f35dc3b7
parente1ea16921404428eae8bd361b45a38c5074d95e2
if kernel returns NULL string, return NULL to user; KNF

SCCS-vsn: lib/libc/gen/getlogin.c 5.5
usr/src/lib/libc/gen/getlogin.c