--- fixincludes/inclhack.def.orig	2020-03-04 19:29:59.000000000 +1100
+++ fixincludes/inclhack.def	2020-09-21 23:20:10.693432000 +1000
@@ -1187,7 +1187,7 @@
  */
 fix = {
     hackname  = bsd_stdio_attrs_conflict;
-    mach      = "*-*-*bsd*";
+    mach      = "*-*-*bsd[^s]*";
     mach      = "*-*-*darwin*";
     files     = stdio.h;
     select    = "^#define[ \t]*vfscanf[ \t]*__svfscanf[ \t]*$";
