* config.gcc (m68020-*-elf*, m68k-*-elf*, m68010-*-netbsdelf*,
	m68k*-*-netbsdelf*, m68k-*-rtems*): Add tm_defines containing
	MOTOROLA and USE_GAS.
	* config/m68k/rtemself.h (MOTOROLA): Delete.
	* config/m68k/netbsd-elf.h (MOTOROLA, USE_GAS): Delete.
	* config/m68k/m68kelf.h (MOTOROLA, USE_GAS, SGS_CMP_ORDER): Delete.

From-SVN: r74048