PR bootstrap/5117
        * configure.in (AC_CHECK_HEADERS): Check for stdlib.h.
        * Makefile.am: Move grepjar to bin_PROGRAMS.
        * config.h.in: Regenerated.
        * Makefile.in: Regenerated.
        * aclocal.m4: Regenerated.
        * jargrep.c: Eliminate some signed/unsigned and default
        uninitialized warnings. Use HAVE_STDLIB_H instead of
        STDC_HEADERS macro.
        * jartool.c: Likewise.
        * compress.c: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@48493 138bc75d-0d04-0410-961f-82ee72b054a4