From: git <redacted>
Date: Tue, 28 Apr 2026 15:30:20 +0000 (-0400)
Subject: switch to c99 as the default
X-Git-Url: https://git.datadissipation.net/?a=commitdiff_plain;h=cd982a7e244efac8f231217159be1c86d53a41ed;p=baseutils.git

switch to c99 as the default
---

diff --git a/config.mk b/config.mk
index ff0045d..72b573c 100644
--- a/config.mk
+++ b/config.mk
@@ -1,7 +1,7 @@
 PREFIX = /usr/local
 MANPREFIX = ${PREFIX}/share/man
 
-CFLAGS = -Wall -Wextra -O2
+CFLAGS = -std=c99 -Wall -Wextra -O2
 LDFLAGS =
 
 CC = cc
diff --git a/nproc.c b/nproc.c
index 921ce7c..695b832 100644
--- a/nproc.c
+++ b/nproc.c
@@ -29,14 +29,17 @@
  * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
  * OF SUCH DAMAGE.
  */
+#define _XOPEN_SOURCE 700
+
 #include <errno.h>
-#include <getopt.h>
 #include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
+#include <getopt.h>
+
 #ifndef _SC_NPROCESSORS_CONF
 #error "_SC_NPROCESSORS_CONF not defined, system incompatible"
 #endif
diff --git a/realpath.c b/realpath.c
index 0b800d9..6902439 100644
--- a/realpath.c
+++ b/realpath.c
@@ -28,6 +28,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
+#define _XOPEN_SOURCE 700
 
 #include <errno.h>
 #include <limits.h>
@@ -36,6 +37,8 @@
 #include <string.h>
 #include <unistd.h>
 
+#include <getopt.h>
+
 int
 main(int argc, char *argv[])
 {