diff -ru python-3.14.7/Objects/mimalloc/prim/unix/prim.c python-3.14.7-banan_os/Objects/mimalloc/prim/unix/prim.c
--- python-3.14.7/Objects/mimalloc/prim/unix/prim.c	2026-08-05 13:29:49.000000000 +0300
+++ python-3.14.7-banan_os/Objects/mimalloc/prim/unix/prim.c	2026-08-25 12:39:57.457423411 +0300
@@ -608,7 +608,7 @@
   getrusage(RUSAGE_SELF, &rusage);
   pinfo->utime = timeval_secs(&rusage.ru_utime);
   pinfo->stime = timeval_secs(&rusage.ru_stime);
-#if !defined(__HAIKU__)
+#if !defined(__HAIKU__) && !defined(__banan_os__)
   pinfo->page_faults = rusage.ru_majflt;
 #endif
 #if defined(__HAIKU__)