• Unbreak packaging when SDL option is disabled [*]
• Amend LIB_DEPENDS, USE_{XORG,GL} lists per `stage-qa' report
• Link against libltdl.so:devel/libltdl to fix the following: ... configure: WARNING: using included copy of libltdl configure: WARNING: this is deprecated and will go away configure: WARNING: it is suggested to install libltdl

PR: 240070 [*]