?? bitmasks.c
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#include <values.h>#include <sys/types.h>u_char mask_begin_1[BITSPERBYTE] = { 0x00, 0x80, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC, 0xFE};u_char mask_begin_0[BITSPERBYTE] = { 0x00, 0x7F, 0x3F, 0x1F, 0x0F, 0x07, 0x03, 0x01};u_char mask_end_0[BITSPERBYTE] = { 0x00, 0xFE, 0xFC, 0xF8, 0xF0, 0xE0, 0xC0, 0x80};u_char mask_end_1[BITSPERBYTE] = { 0x00, 0x01, 0x03, 0x07, 0x0F, 0x1F, 0x3F, 0x7F};?? 快捷鍵說明
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