* breakpoint.c (bpstat_stop_status): Call inferior_has_forked,

	* breakpoint.c (bpstat_stop_status): Call inferior_has_forked,
	inferior_has_vforked, and inferior_has_execd instead of
	target_has_forked, target_has_vforked, and target_has_execd.
	* config/pa/nm-hppah.h (CHILD_HAS_FORKED, CHILD_HAS_VFORKED)
	(CHILD_HAS_EXECD, CHILD_HAS_SYSCALL_EVENT): Don't define.
	(CHILD_WAIT): Define.
	(child_wait): Add prototype.
	* hppah-nat.c (hpux_has_forked): Rename from child_has_forked.
	Add prototype.
	(hpux_has_vforked): Likewise, from child_has_vforked.
	(hpux_has_execd): Likewise, from child_has_execd.
	(hpux_has_syscall_event): Likewise, from child_has_syscall_event.
	(not_same_real_pid, child_wait): New, copied from inftarg.c.
	Call hpux_has_forked, hpux_has_vforked, hpux_has_execd,
	and hpux_has_syscall_event instead of the target hooks.
	* infrun.c (inferior_has_forked, inferior_has_vforked)
	(inferior_has_execd): New functions.
	* inftarg.c (not_same_real_pid): Remove.
	(child_wait): Remove references to not_same_real_pid,
	target_has_forked, target_has_vforked, target_has_execd,
	and target_has_syscall_event.
	(child_has_forked, child_has_vforked, child_has_execd)
	(child_has_syscall_event): Remove.
	(init_child_ops): Remove references to child_has_forked,
	child_has_vforked, child_has_execd, and child_has_syscall_event.
	* infttrace.c (hpux_has_forked): Rename from child_has_forked.
	(hpux_has_vforked): Likewise, from child_has_vforked.
	(hpux_has_execd): Likewise, from child_has_execd.
	(hpux_has_syscall_event): Likewise, from child_has_syscall_event.
	* target.c (cleanup_target): Remove references to
	to_has_forked, to_has_vforked, to_has_execd, and
	to_has_syscall_event.
	(update_current_target): Likewise.
	(setup_target_debug): Likewise.
	(debug_to_has_forked): Remove.
	(debug_to_has_vforked): Remove.
	(debug_to_has_execd): Remove.
	(debug_to_has_syscall_event): Remove.
	* target.h (struct target_ops): Remove to_has_forked.
	to_has_vforked, to_has_execd, and to_has_syscall_event.
	(child_has_forked, child_has_vforked, child_has_execd)
	(child_has_syscall_event): Remove prototypes.
	(inferior_has_forked, inferior_has_vforked, inferior_has_execd): Add
	prototypes.
	(target_has_forked, target_has_vforked, target_has_execd)
	(target_has_syscall_event): Remove macros.