HelenOS sources

INT_ROK           258 uspace/drv/nic/rtl8139/defs.h 	INT_ROK     = (1 << 0)    /**< Receive OK interrupt */
INT_ROK           190 uspace/drv/nic/rtl8169/defs.h 	INT_ROK = (1 << 0), /**< Receive OK interrupt */
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