The m4 preprocessor is invoked by mbflpp.bash with the --prefix-builtins
option; so all the m4 built–in macros and directives are available prefixed with m4_.
The quoting for the preprocessor is changed with:
m4_changequote(`[[[', `]]]')
This document describes version 3.0.0-devel.9 of Marcos Bash Functions Library.