* configure.in: Call AC_CONFIG_HEADER. Don't try to use
bfd/hosts/*.h file or bfd/config/*.mh file. Call AC_PROG_CC and
AC_PROG_RANLIB. Substitute in values for CFLAGS, HDEFINES and AR.
Call AC_CHECK_HEADERS for stdlib.h and time.h. Touch stamp.h if
creating config.h.
* configure: Rebuild.
* Makefile.in (AR): Define as @AR@.
(CC): New variable, defined as @CC@.
(CFLAGS): Define as @CFLAGS@.
(RANLIB): Define as @RANLIB@.
(HDEFINES, TDEFINES): New variables.
(@host_makefile_frag@): Remove.
(compile.o, run.o): Depend upon config.h.
(mostlyclean): Make the same as clean, not distclean.
(clean): Remove config.log.
(distclean): Remove config.h and stamp-h.
(Makefile): Don't depend upon @frags@. Just rebuild Makefile when
invoking config.status.
(config.h, stamp-h): New targets.
* compile.c: Include "config.h". Don't include <sys/times.h>.
Include <time.h> and <stdlib.h> if they exist. Don't include
"sysdep.h".
(get_now): Remove unused local b.
* run.c: Include "config.h". Include <stdlib.h> if it exists.
Don't include "sysdep.h".
* writecode.c: Don't include "bfd.h" or "sysdep.h". Include
<stdio.h>.