Hopefully fixed --with-pcl configuration. When pcl is not available, it will now give an error, and it will not try to use "yes" as prefix for the library and include directories. This should fix bug 2960174.
Hopefully fixed --with-pcl configuration.
When pcl is not available, it will now give an error, and it will not
try to use "yes" as prefix for the library and include directories.
This should fix bug 2960174.

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb