pexclude to avoid quadratic overhead on each invocation of regin/1
pexclude to avoid quadratic overhead on each invocation of regin/1

koryonik/swipl-devel,mndrix/swipl-devel,mndrix/swipl-devel,koryonik/swipl-devel,edechter/swipl-devel,mndrix/swipl-devel,koryonik/swipl-devel,jn7163/swipl-devel,jn7163/swipl-devel,koryonik/swipl-devel,edechter/swipl-devel,edechter/swipl-devel,mndrix/swipl-devel,jn7163/swipl-devel,edechter/swipl-devel,koryonik/swipl-devel,jn7163/swipl-devel,mndrix/swipl-devel,edechter/swipl-devel,jn7163/swipl-devel