ENHANCED: listing/1: more consistent handling of modules, especially wrt. autoloading.  Douglas Miles.
ENHANCED: listing/1: more consistent handling of modules, especially wrt.
autoloading.  Douglas Miles.

edechter/swipl-devel,edechter/swipl-devel,edechter/swipl-devel,edechter/swipl-devel,edechter/swipl-devel