X-Git-Url: https://git.xinqibao.xyz/dmenu.git/blobdiff_plain/5feb0c689dd815a31d48e2007b364057f6fec773..164986763a29db97abb52b15cbd282b5636d83c0:/config.mk

diff --git a/config.mk b/config.mk
index 95690f9..faea37f 100644
--- a/config.mk
+++ b/config.mk
@@ -23,8 +23,8 @@ INCS = -I${X11INC} -I${FREETYPEINC}
 LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
 
 # flags
-CPPFLAGS = -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
-CFLAGS   = -ansi -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
+CPPFLAGS = -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
+CFLAGS   = -std=c99 -pedantic -Wall -Os ${INCS} ${CPPFLAGS}
 LDFLAGS  = -s ${LIBS}
 
 # compiler and linker