Jim Meyering 634a39aad5 (getugroups): Don't dereference a null pointer when ...

running `id USER' for some USER that is listed on the RHS in /etc/group.
From Sander van Malssen.
Add some curly braces, use STREQ, reverse the sense of a test
and use `continue' to save a level of nesting.

1999-05-15 04:50:26 +00:00

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