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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 .Fn getenv
function obtains the current value of the environment variable, function obtains the current value of the environment variable,
.Fa name . .Fa name .
If the variable
.Fa name
is not in the current environment,
a null pointer is returned.
.Pp .Pp
The The
.Fn setenv .Fn setenv
@ -115,6 +111,16 @@ deletes all instances of the variable name pointed to by
.Fa name .Fa name
from the list. from the list.
.Sh RETURN VALUES .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 .Rv -std setenv putenv
.Sh ERRORS .Sh ERRORS
.Bl -tag -width Er .Bl -tag -width Er