pipe.2: SYNOPSIS: Fix incorrect prototype

A function declarator with empty parentheses, which is not a
prototype, is an obsolescent feature of C (See C17 6.11.6.1), and
doesn't mean 0 parameters, but instead that no information about
the parameters is provided (See C17 6.5.2.2).

Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/pipe.2 b/man2/pipe.2
index 93fbd36f2dd8d13165e1b3b1b19a70743ea46fc9..41a482f3796eec1fcfa044d55b5f60922b16ca36 100644 (file)
--- a/man2/pipe.2
+++ b/man2/pipe.2
@@ -56,7 +56,7 @@ pipe, pipe2 \- create pipe
 .B struct fd_pair {
 .B "    long fd[2];"
 .B "};"
-.B struct fd_pair pipe();
+.B struct fd_pair pipe(void);
 .fi
 .SH DESCRIPTION
 .BR pipe ()