--with-system-malloc (Bool) Use the system malloc, instead of GNU malloc.
--with-debug-malloc (Bool) Use the debugging malloc package.
--use-regex-malloc=no (Bool) Use malloc (not alloca) for regex fail stack.
- Setting this to 'yes' allows unpreventable crashes.
+ Setting this to 'no' allows crashes - it may be
+ impossible to detect stack exhaustion, and your
+ XEmacs will crash.
+
Debugging options: