toggle DD_LINE_SMOOTH in GL_LINE_SMOOTH case
-rw-r--r-- 47271 Make-config
-rw-r--r-- 27225 Makefile.X11
drwxr-xr-x - bin
drwxr-xr-x - docs
drwxr-xr-x - include
drwxr-xr-x - progs
drwxr-xr-x - src