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

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

1 files changed, 10 insertions, 4 deletions

diff --git a/lib/libc/stdlib/getenv.3 b/lib/libc/stdlib/getenv.3
index 11922a7..fc17c68 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