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authorHiten Pandya <hmp@FreeBSD.org>2004-07-06 23:21:36 +0000
committerHiten Pandya <hmp@FreeBSD.org>2004-07-06 23:21:36 +0000
commitaf73aa7cced9f3e3cdc6340ad50f130822761194 (patch)
tree35b58a80900b473c5e76d11dbc0094d4ee8916d1 /lib/libc
parent0b0edffbbbf633fcad574b5ac6d9c94f42dce0a0 (diff)
Notes
Diffstat (limited to 'lib/libc')
-rw-r--r--lib/libc/stdlib/getenv.314
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/libc/stdlib/getenv.3 b/lib/libc/stdlib/getenv.3
index 11922a794c76..fc17c68bd4db 100644
--- a/lib/libc/stdlib/getenv.3
+++ b/lib/libc/stdlib/getenv.3
@@ -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