sun3x_getchar 8 arch/m68k/include/asm/sun3xprom.h extern int (*sun3x_getchar)(void); sun3x_getchar 24 arch/m68k/sun3x/prom.c int (*sun3x_getchar)(void); sun3x_getchar 100 arch/m68k/sun3x/prom.c sun3x_getchar = *(int (**)(void)) (SUN3X_P_GETCHAR);