diff -r 936e5487418a -r ee80191310ca src/server/util/socket.c
--- a/src/server/util/socket.c	Mon Feb 23 22:28:44 2026 +0100
+++ b/src/server/util/socket.c	Tue Feb 24 12:28:58 2026 +0100
@@ -30,6 +30,7 @@
 
 #include <unistd.h>
 #include <sys/fcntl.h>
+#include <fcntl.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>