- some additional small fixes
 - added "depcomp" for automake 1.5


acinclude.m4:
   - Removed AC_SYS_LARGEFILE (is in autoconf since v2.50)
config.guess:
   - applied diffs from config.guess of automake 1.5
config.sub:
   - applied diffs from config.sub of automake 1.5
configure.in:
   - adapted for automake 1.5
   - added AM_PROG_AS
   - replaced MYSQL_SYS_LARGEFILE with AC_SYS_LARGEFILE (is in
     autoconf since v2.50)
dbug/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
extra/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
heap/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
include/my_global.h:
   - fix for PPC64
install-sh:
   - applied diffs from install-sh of automake 1.5
isam/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
libmysql_r/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
libmysqld/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
ltconfig:
   - small correction for new libtool
ltmain.sh:
   - applied diffs from ltmain.sh of libtool 1.4.2
merge/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
missing:
   - applied diffs from missing of automake 1.5
myisam/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
myisammrg/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
mysys/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
regex/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
sql/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
strings/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
tools/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy
vio/Makefile.am:
   - removed OMIT_DEPENDENCIES to make automake 1.5 happy