From 738298a9e887bf7220fed026cb872a544fd60431 Mon Sep 17 00:00:00 2001
From: Adam Sampson <ats@offog.org>
Date: Mon, 13 May 2024 12:47:10 +0100
Subject: [PATCH] libretro-common: fix implicit declarations

strdup and realpath are only declared by glibc's headers if
_XOPEN_SOURCE >= 500.
---
 desmume/src/libretro-common/file/file_path.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/desmume/src/libretro-common/file/file_path.c b/desmume/src/libretro-common/file/file_path.c
index f5814d307..f6d043d05 100644
--- a/desmume/src/libretro-common/file/file_path.c
+++ b/desmume/src/libretro-common/file/file_path.c
@@ -20,6 +20,8 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#define _XOPEN_SOURCE 500   /* For strdup, realpath */
+
 #include <stdlib.h>
 #include <boolean.h>
 #include <string.h>