--- Python-3.12.1/Modules/mmapmodule.c.orig
+++ Python-3.12.1/Modules/mmapmodule.c
@@ -874,7 +874,7 @@
     }
 
     CHECK_VALID(NULL);
-    if (madvise(self->data + start, length, option) != 0) {
+    if (posix_madvise(self->data + start, length, option) != 0) {
         PyErr_SetFromErrno(PyExc_OSError);
         return NULL;
     }