argz_add.3, envz_add.3: Point out that 'error_t' is an integer type

Reported-by: Jonny Grant <jg@jguk.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man3/argz_add.3 b/man3/argz_add.3
index 40b6eaa5da0856e6251e712edc40b4d3adf3dcc1..bf80e906b94471870da9e949b8908c17f98d90b3 100644 (file)
--- a/man3/argz_add.3
+++ b/man3/argz_add.3
@@ -191,7 +191,8 @@ all null bytes (\(aq\e0\(aq) except the last by
 .IR sep .
 .SH RETURN VALUE
 All argz functions that do memory allocation have a return type of
-.IR error_t ,
+.IR error_t
+(an integer type),
 and return 0 for success, and
 .B ENOMEM
 if an allocation error occurs.

diff --git a/man3/envz_add.3 b/man3/envz_add.3
index c360c9604ce949a6e8a7b10b51090e46a77d2e9c..d4ed0a8be85d169ad47d652b58916916bdb1f396 100644 (file)
--- a/man3/envz_add.3
+++ b/man3/envz_add.3
@@ -111,7 +111,8 @@ if there was one.
 removes all entries with value NULL.
 .SH RETURN VALUE
 All envz functions that do memory allocation have a return type of
-.IR error_t ,
+.IR error_t
+(an integer type),
 and return 0 for success, and
 .B ENOMEM
 if an allocation error occurs.