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Adhere to guidelines when testing for null strings.

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Submitted by:	rwatson
This commit is contained in:
Eric Melville 2002-09-03 17:39:26 +00:00
parent 3251b39822
commit 6d1020dae1
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=102905
1 changed files with 1 additions and 1 deletions
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2
gnu/usr.bin/man/man/man.c
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@ -459,7 +459,7 @@ man_getopt (argc, argv)
#endif /* __FreeBSD__ */
if (pager == NULL || *pager == '\0')
if ((pager = getenv ("PAGER")) == NULL || *pager == NULL)
if ((pager = getenv ("PAGER")) == NULL || *pager == '\0')
pager = strdup (PAGER);
if (debug)