--- a/configure.ac	2024-05-12 12:01:50.591368113 -0000
+++ b/configure.ac	2024-05-12 12:05:39.116023749 -0000
@@ -10,6 +10,8 @@
 AC_CONFIG_SRCDIR([config.h.in])
 AC_CONFIG_HEADER([config.h])
 
+
+AC_USE_SYSTEM_EXTENSIONS
 # Checks for programs.
 AC_PROG_CC
 AC_PROG_INSTALL