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Move the return value information about the getenv(3) library function

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under the RETURN VALUES section so it is consistent with others.

Cleanup the return value text for getenv(3) a little while I am here.

PR:     	docs/58033
MFC after:	3 days
This commit is contained in:
Hiten Pandya 2004-07-06 23:21:36 +00:00
parent 0b0edffbbb
commit af73aa7cce
1 changed files with 10 additions and 4 deletions
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14
lib/libc/stdlib/getenv.3
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@ -75,10 +75,6 @@ The
.Fn getenv
function obtains the current value of the environment variable,
.Fa name .
If the variable
.Fa name
is not in the current environment,
a null pointer is returned.
.Pp
The
.Fn setenv
@ -115,6 +111,16 @@ deletes all instances of the variable name pointed to by
.Fa name
from the list.
.Sh RETURN VALUES
The
.Fn getenv
function returns the value of the environment variable as a nul terminated
string.
If the variable
.Fa name
is not in the current environment,
.Dv NULL
is returned.
.Pp
.Rv -std setenv putenv
.Sh ERRORS
.Bl -tag -width Er