IsHexDigit 1425 drivers/staging/rtl8723bs/hal/hal_com.c if (!IsHexDigit(*szScan)) IsHexDigit 1435 drivers/staging/rtl8723bs/hal/hal_com.c } while (IsHexDigit(*szScan)); IsHexDigit 251 drivers/staging/rtl8723bs/include/hal_com.h bool IsHexDigit(char chTmp);