[njs] Getting rid of non-portable _GNU_SOURCE define.

[Dmitry Volyntsev]

details:   https://hg.nginx.org/njs/rev/a0f2c61c1c83
branches:  
changeset: 1486:a0f2c61c1c83
user:      Dmitry Volyntsev <xeioex at nginx.com>
date:      Tue Aug 11 14:31:04 2020 +0000
description:
Getting rid of non-portable _GNU_SOURCE define.

diffstat:

 auto/os |  3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diffs (13 lines):

diff -r bcd1a41c6a67 -r a0f2c61c1c83 auto/os
--- a/auto/os	Tue Jul 28 16:58:59 2020 +0300
+++ b/auto/os	Tue Aug 11 14:31:04 2020 +0000
@@ -14,9 +14,6 @@ case "$NJS_SYSTEM" in
         # Linux uname -p can return "unknown".
         NJS_SYSTEM_PLATFORM=`uname -m 2>/dev/null`
         CC=${CC:-cc}
-
-        # NAN and INFINITY require _GNU_SOURCE on old Linux.
-        NJS_CFLAGS="$NJS_CFLAGS -D_GNU_SOURCE"
         ;;
 
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