From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Sun, 11 Dec 2016 07:29:19 +0000 (+0100)
Subject: setjmp.3: _BSD_SOURCE must be *explicitly* defined to get BSD setjmp() semantics
X-Git-Tag: man-pages-4.09~47
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=60ab7e075d265eca850cd9ae01db8b49608fa46c;p=thirdparty%2Fman-pages.git

setjmp.3: _BSD_SOURCE must be *explicitly* defined to get BSD setjmp() semantics

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

diff --git a/man3/setjmp.3 b/man3/setjmp.3
index 6b09c627bc..98da7afbf8 100644
--- a/man3/setjmp.3
+++ b/man3/setjmp.3
@@ -176,7 +176,9 @@ On Linux with glibc versions before 2.19,
 follows the System V behavior by default,
 but the BSD behavior is provided if the
 .BR _BSD_SOURCE
-feature test macro is defined and none of
+feature test macro is explicitly defined
+.\" so that _FAVOR_BSD is triggered
+and none of
 .BR _POSIX_SOURCE ,
 .BR _POSIX_C_SOURCE ,
 .BR _XOPEN_SOURCE ,