possible bashism in tests/test-parse-duration.sh line 33 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in tests/test-fprintf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-file-has-acl.sh line 34 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in tests/test-select-out.sh line 5 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-lseek.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-copy-file.sh line 28 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in tests/test-sigpipe.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-binary-io.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-closein.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/uniwidth/test-uc_width2.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-dprintf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-tsearch.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-c-stack2.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-fpending.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfile' 1 2 3 15
script tests/init.sh does not appear to have a #! interpreter line;
you may get strange results
possible bashism in tests/init.sh line 112 (shopt):
test -n "$EXEEXT" && shopt -s expand_aliases
possible bashism in tests/init.sh line 136 (should be >word 2>&1):
warn_() { echo "$@" 1>&$stderr_fileno_; }
possible bashism in tests/test-c-stack.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-vfprintf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-vdprintf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-yesno.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-vprintf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-select-in.sh line 8 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-idpriv-droptemp.sh line 19 (type):
  if (type sudo) > /dev/null 2>&1; then
possible bashism in tests/test-copy-acl.sh line 34 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in tests/test-set-mode-acl.sh line 34 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in tests/test-perror.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-idpriv-drop.sh line 19 (type):
  if (type sudo) > /dev/null 2>&1; then
possible bashism in tests/test-printf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-xprintf-posix.sh line 4 (trap with signal numbers):
trap 'rm -fr $tmpfiles' 1 2 3 15
possible bashism in tests/test-update-copyright.sh line 27 (trap with signal numbers):
trap 'rm -f $TMP_BASE*' 0 1 2 3 15
possible bashism in MODULES.html.sh line 1394 ($RANDOM):
    tmp=$TMPDIR/MD$$-$RANDOM
possible bashism in MODULES.html.sh line 1405 (should be VAR="${VAR}foo"):
if ( foo=bar; foo+=baz && test "$foo" = barbaz ) >/dev/null 2>&1; then
possible bashism in lib/t-idcache line 8 (trap with signal numbers):
trap '(exit $?); exit $?' 1 2 13 15
possible bashism in posix-modules line 192 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in posix-modules line 214 (type):
if (type -p readlink) > /dev/null 2>&1; then
possible bashism in build-aux/elisp-comp line 69 (trap with signal numbers):
trap "ret=129; $do_exit" 1
possible bashism in build-aux/elisp-comp line 70 (trap with signal numbers):
trap "ret=130; $do_exit" 2
possible bashism in build-aux/elisp-comp line 71 (trap with signal numbers):
trap "ret=141; $do_exit" 13
possible bashism in build-aux/elisp-comp line 72 (trap with signal numbers):
trap "ret=143; $do_exit" 15
possible bashism in build-aux/install-sh line 204 (trap with signal numbers):
  trap "ret=129; $do_exit" 1
possible bashism in build-aux/install-sh line 205 (trap with signal numbers):
  trap "ret=130; $do_exit" 2
possible bashism in build-aux/install-sh line 206 (trap with signal numbers):
  trap "ret=141; $do_exit" 13
possible bashism in build-aux/install-sh line 207 (trap with signal numbers):
  trap "ret=143; $do_exit" 15
possible bashism in build-aux/install-sh line 345 ($RANDOM):
	    tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
possible bashism in build-aux/gnu-web-doc-update line 87 (trap with signal numbers):
trap 'exit $?' 1 2 13 15
possible bashism in build-aux/csharpcomp.sh.in line 58 ($RANDOM):
    tmp=$TMPDIR/gt$$-$RANDOM
possible bashism in build-aux/csharpcomp.sh.in line 142 (trap with signal numbers):
    trap 'rm -rf "$tmp"' 1 2 3 15
possible bashism in gnulib-tool line 101 ($BASH_SOMETHING):
  if test -n "$BASH_VERSION"; then
possible bashism in gnulib-tool line 102 (shopt):
    shopt -s expand_aliases >/dev/null 2>&1
possible bashism in gnulib-tool line 449 ($RANDOM):
    tmp=$TMPDIR/gl$$-$RANDOM
possible bashism in gnulib-tool line 460 (should be VAR="${VAR}foo"):
if ( foo=bar; foo+=baz && test "$foo" = barbaz ) >/dev/null 2>&1; then
possible bashism in gnulib-tool line 552 (type):
if (type -p readlink) > /dev/null 2>&1; then
possible bashism in gnulib-tool line 742 (unsafe echo with backslash):
if echo '\t' | grep t > /dev/null; then
possible bashism in gnulib-tool line 757 ($BASH_SOMETHING):
   && test -n "$BASH_VERSION" \
possible bashism in gnulib-tool line 758 (unsafe echo with backslash):
   && (shopt -o xpg_echo; echo '\t' | grep t > /dev/null) 2>/dev/null; then
possible bashism in gnulib-tool line 758 (shopt):
   && (shopt -o xpg_echo; echo '\t' | grep t > /dev/null) 2>/dev/null; then
possible bashism in gnulib-tool line 759 (shopt):
  shopt -o xpg_echo
possible bashism in gnulib-tool line 767 ($BASH_SOMETHING):
     || case "$BASH_VERSION" in 3.2*) true;; *) false;; esac; \
possible bashism in gnulib-tool line 769 ($BASH_SOMETHING):
   && test -n "$BASH_VERSION"; then \
possible bashism in gnulib-tool line 770 (type):
  if type printf 2>/dev/null | grep / > /dev/null; then
possible bashism in gnulib-tool line 785 (unsafe echo with backslash):
  if echo '\t' | grep t > /dev/null; then
possible bashism in gnulib-tool line 797 (type):
   && (type print) >/dev/null 2>&1; then
possible bashism in gnulib-tool line 799 (type):
  if type print 2>/dev/null | grep / > /dev/null; then
possible bashism in gnulib-tool line 810 (unsafe echo with backslash):
   && echo '\t' | grep t > /dev/null; then
possible bashism in gnulib-tool line 831 (unsafe echo with backslash):
   && echo '\t' | grep t > /dev/null; then
possible bashism in gnulib-tool line 854 (unsafe echo with backslash):
if echo '\t' | grep t > /dev/null; then
possible bashism in gnulib-tool line 1538 (declare):
  if (declare -A x && { x[f/2]='foo'; x[f/3]='bar'; eval test '${x[f/2]}' = foo; }) 2>/dev/null; then
possible bashism in gnulib-tool line 1549 (declare):
    declare -A modcache_cached
possible bashism in gnulib-tool line 1571 (${parm/?/pat[/str]}):
        cachevar=c_${1//[!a-zA-Z0-9_]/_}
possible bashism in gnulib-tool line 3038 (should be >word 2>&1):
          } >&$ofd
possible bashism in gnulib-tool line 4208 (type):
            if type rsync 2>/dev/null | grep / > /dev/null; then
possible bashism in gnulib-tool line 5434 (alternative test command ([[ foo ]] should be [ foo ])):
        s,^.*AC_CONFIG_AUX_DIR([[ ]*\([^]"$`\\)]*\).*$,guessed_auxdir="\1",p