From 02a2f77fbbfdf83b19f4f6b94597d4c2c70a3153 Mon Sep 17 00:00:00 2001
From: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Fri, 18 Sep 2020 12:59:17 +0200
Subject: [PATCH] config.mk: set DEFAULT_SOURCE

This suppresses warnings about usleep and strdup on Linux glibc and musl.

(Also tested on OpenBSD and FreeBSD, which didn't give such a warning).

Thanks to quinq for reporting it.
---
 config.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config.mk b/config.mk
index 50d9c7f..c9a25f3 100644
--- a/config.mk
+++ b/config.mk
@@ -24,4 +24,4 @@ LIBS = -L${X11LIB} -lX11 -lXtst -lXft ${XINERAMALIBS} \
 # use system flags
 SVKBD_CFLAGS = ${CFLAGS} ${INCS}
 SVKBD_LDFLAGS = ${LDFLAGS} ${LIBS}
-SVKBD_CPPFLAGS = ${CPPFLAGS} -DVERSION=\"VERSION\" ${XINERAMAFLAGS} -DLAYOUT=\"layout.${LAYOUT}.h\"
+SVKBD_CPPFLAGS = ${CPPFLAGS} -D_DEFAULT_SOURCE -DVERSION=\"VERSION\" ${XINERAMAFLAGS} -DLAYOUT=\"layout.${LAYOUT}.h\"