CONFIG_VIDEOBUF_DVB (not configurable)

modulename: videobuf-dvb.ko

configname: CONFIG_VIDEOBUF_DVB

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>VIDEOBUF_DVB
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
source code:
drivers/media/video/videobuf-dvb.c