openbsm: don’t check for /usr/include/mach/audit_triggers.defs

Users with CLT installed in /usr/include have this, but it we don’t
have all of the headers needed in the stdenv.

Fixes #46429

pkgs/development/libraries/openbsm/default.nix

@@ -14,6 +14,8 @@ stdenv.mkDerivation rec {
 
   patches = lib.optional stdenv.isDarwin [ ./bsm-add-audit_token_to_pid.patch ];
 
+  configureFlags = [ "ac_cv_file__usr_include_mach_audit_triggers_defs=no" ];
+
   meta = {
     homepage = http://www.openbsm.org/;
     platforms = lib.platforms.unix;