Copy the function SRC_FUNCNAME to a new function with name DST_FUNCNAME; return true if successful; return false otherwise.
Rename the function SRC_FUNCNAME to DST_FUNCNAME; return true if successful; return false otherwise.
Return true if a function named FUNCNAME exists; otherwise return false.
Unset the function NICKNAME.
This document describes version 3.0.0-devel.9 of Marcos Bash Functions Library.