* include/bits/dlfcn.h: New file.

* include/bits/dlfcn.h: New file.

	* elf/dl-profstub.c (_dl_mcount_wrapper_check): Add libc_hidden_def.

	* include/grp.h (_nss_files_parse_grent): Add libc_hidden_proto.
	* include/netinet/ether.h (_nss_files_parse_etherent): Likewise.
	* include/rpc/netdb.h (_nss_files_parse_rpcent): Likewise.
	* include/pwd.h (_nss_files_parse_pwent): Likewise.
	* include/shadow.h (_nss_files_parse_spent): Likewise.
	* include/netdb.h (_nss_files_parse_protoent,
	_nss_files_parse_servent, _nss_files_parse_netent): Likewise.
	* nss/nss_files/files-parse.c (nss_files_parse_hidden_def): Define.
	(LINE_PARSER): Use it.
	* nss/nsswitch.h (__nss_hostname_digits_dots): Add libc_hidden_proto.
	* nss/digits_dots.c (__nss_hostname_digits_dots): Add libc_hidden_def.

	* include/wctype.h (iswalpha, iswdigit, iswlower, iswspace, iswxdigit,
	towlower, towupper): Add prototypes here too.  Add libc_hidden_proto.
	* wctype/wcfuncs ((iswalpha, iswdigit, iswlower, iswspace, iswxdigit,
	towlower, towupper): Add libc_hidden_weak.

	* libio/oldiopopen.c: Move #if SHLIB_COMPAT after _IO_HAVE_SYS_WAIT
	#endif.

	* manual/debug.texi (%MENU%): Remove trailing dot.
	Reported by <hayastan132@hotmail.com>.