--- libmalloc/libmalloc-140.50.6/man/malloc.3
+++ libmalloc/libmalloc-53.1.1/man/malloc.3
@@ -200,21 +200,9 @@
 .Ev MallocGuardEdges
 environment variable is set.
 .It Ev MallocStackLogging
-The default behavior if this is set is to record all allocation and deallocation events to an on-disk log, along with stacks, so that tools like
-.Xr leaks 1
-and
-.Xr malloc_history 1
+If set, record all stacks, so that tools like
+.Nm leaks
 can be used.
-.Pp
-Set to "vm" to record only allocation of virtual memory regions allocated by system calls and mach traps, such as by
-.Xr mmap 1
-.
-.Pp
-Set to "malloc" to record only allocations via
-.Xr malloc 3
-and related interfaces, not virtual memory regions.
-.Pp
-Set to "lite" to record current allocations only, not history.   These are recorded by in-memory data structures, instead of an on-disk log.
 .It Ev MallocStackLoggingNoCompact
 If set, record all stacks in a manner that is compatible with the
 .Nm malloc_history