[issue1247] unsetenv(3) doesn't conform to SUSv3

[Hasso Tepper (via DragonFly issue tracker)]

New submission from Hasso Tepper <hasso at estpak.ee>:

Our unsetenv(3) doesn't conform to SUSv3. It returns void instead of required 
int.

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messages: 6007
nosy: hasso
priority: bug
status: unread
title: unsetenv(3) doesn't conform to SUSv3

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