In /vlc/modules/video_filter/deinterlace/algo_x.c Find the lines (around line 500 or so): #ifdef CAN_COMPILE_MMXEXT VLC_MMX static inline void XDeintBand8x8MMXEXT( uint8_t *dst, int i_dst, uint8_t *src, int i_src, const int i_mbx, int i_modx ) and remove the line 'VLC_MMX' Vlc now builds, and as far...