# END { print "p" }' | dc
#}
+## print hex value of a number
+#hex() {
+# emulate -L zsh
+# if [[ -n "$1" ]]; then
+# printf "%x\n" $1
+# else
+# print 'Usage: hex <number-to-convert>'
+# return 1
+# fi
+#}
+
## log out? set timeout in seconds...
## ...and do not log out in some specific terminals:
#if [[ "${TERM}" == ([Exa]term*|rxvt|dtterm|screen*) ]] ; then