Update bits-info.sh

tools/bits-info.sh

@@ -255,7 +255,11 @@ check_bitness_of_pe_file()
 echo '---'
 echo ":_${1:?}_"
 test -e "${1:?}"; echo "Exist: $?"
-command -v hexdump; echo "hexdump: $?"
+command -v hexdump || true; echo "hexdump: $?"
+command -v od || true; echo "od: $?"
+command -v xxd || true; echo "xxd: $?"
+command -v tac || true; echo "tac: $?"
+command -v tr || true; echo "tr: $?"
 echo '---'
   if test ! -e "${1:?}" || ! command -v hexdump; then
     : #printf '%s\n' 'unknown'