* external/libpng/Makefile
! Fixed to properly link with DJGPP.
* utils/hbmk2/hbmk2.prg
! Fixed ${hb_cpu} macro for dos/os2 platforms.
* contrib/hbhpdf/Makefile
* utils/hbmk2/examples/contribf.hbc
+ Enabled for DOS platform.
; I could back port my app to DOS after these changes, with
only inet stuff not linked in.