>!! +exec+
tit:mexec
type:$type_both; $type_adm
syntax:!mexec ``command parms''
mean:execute a module-private external command ``command'' with optional parameters ``parms''. \
 ``command'' must be a valid program name in the module's home directory. But the command is\
  executed from the base directory of the server. <br>\
  When used as variable command, returns the output of the called program.
