id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,difficulty 1617,Add -D/-feature to chicken-install,Vasilij Schneidermann,,"https://lists.nongnu.org/archive/html/chicken-hackers/2018-08/msg00031.html .egg files support cond-expand now which can be used for things such as conditionally building modules depending on the operating system. There is no way for a user to define a cond-expand feature at egg installation time though.",enhancement,closed,minor,5.1,core tools,5.0.0,worksforme,chicken-install,,easy