MSDOS Compiling the MS-DOS port.
__MSDOS__ Ditto.
__DJGPP_MINOR__ Minor version number of the DJGPP library; used only in msdos.c and dosfns.c.
MSDOS Compiling the MS-DOS port.
__MSDOS__ Ditto.
__DJGPP_MINOR__ Minor version number of the DJGPP library; used only in msdos.c and dosfns.c.