(BSD_SYSTEM_AHB): New hack macro.
(AH_BOTTOM): Set BSD_SYSTEM, using BSD_SYSTEM_AHB.
- * configure.ac (NSIG_MINIMUM, ULIMIT_BREAK_VALUE):
- Move here from src/s.
+ * configure.ac (NSIG_MINIMUM, ULIMIT_BREAK_VALUE, SETUP_SLAVE_PTY)
+ (GC_MARK_SECONDARY_STACK): Move here from src/s.
2012-07-12 Glenn Morris <rgm@gnu.org>