* gprof.h: Added includes and defines for gettext.

	* gprof.h: Added includes and defines for gettext.
	* configure.in (ALL_LINGUAS): New macro.
	Call CY_GNU_GETTEXT.  Create po/Makefile.in and po/Makefile.
	* acconfig.h (ENABLE_NLS, HAVE_CATGETS, HAVE_GETTEXT, HAVE_STPCPY,
	HAVE_LC_MESSAGES): Define.
	* gprof.c (main): Call setlocale, bindtextdomain, textdomain.
	* Makefile.am (SUBDIRS): New macro.
	(INCLUDES): Look in intl dirs for headers.  Define LOCALEDIR.
	(gprof_DEPENDENCIES): Added INTLDEPS.
	(gprof_LDADD): Added INTLLLIBS.
	(POTFILES): New macro.
	(po/POTFILES.in): New target.
	* Many files: Wrap user-visible strings with gettext invocation.