X-Git-Url: https://git.xinqibao.xyz/dmenu.git/blobdiff_plain/3af80cd7d8ebc6dd72d4d756fc2767c17d1caa0a..6664e4233faa3d6b677a24196e9af4ac5b1920fd:/config.mk

diff --git a/config.mk b/config.mk
index f66389d..87a87f9 100644
--- a/config.mk
+++ b/config.mk
@@ -17,7 +17,7 @@ INCS = -I${X11INC}
 LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS}
 
 # flags
-CPPFLAGS = -D_BSD_SOURCE -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
+CPPFLAGS = -D_BSD_SOURCE -D_POSIX_C_SOURCE=2 -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
 CFLAGS   = -ansi -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
 LDFLAGS  = -s ${LIBS}