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#ifndef __ACPI_VIDEO_H #define __ACPI_VIDEO_H #if (defined CONFIG_ACPI_VIDEO || defined CONFIG_ACPI_VIDEO_MODULE) extern int acpi_video_register(void); extern int acpi_video_exit(void); #else static inline int acpi_video_register(void) { return 0; } static inline void acpi_video_exit(void) { return; } #endif #endif