BUG: Errors at make (git version)

IboS@pc:~/Téléchargements/motion/motion$ make
Welcome to the setup procedure for Motion, the motion detection daemon! If you get
error messages during this procedure, please report them to the mailing list. The
Motion Guide contains all information you should need to get Motion up and running.
Run "make updateguide" to download the latest version of the Motion Guide.

Version: Git-8619d7c17ce112e7196975905c6e840f345141ba
Platform: Linux (if this is incorrect, please read README.FreeBSD)

Compiling Motion object files...
--------------------------------------------------------------------------------
gcc -g -O2 -D_REENTRANT -I/usr/include/mysql -DMOTION_V4L2 -DTYPE_32BIT="int" -DHAVE_BSWAP   -march=i686 -Wall -DVERSION=\"Git-8619d7c17ce112e7196975905c6e840f345141ba\" -Dsysconfdir=\"/usr/local/etc\"    -c -o vloopback_motion.o vloopback_motion.c
vloopback_motion.c: In function ‘v4l_open_vidpipe’:
vloopback_motion.c:48:15: attention : variable ‘ostatus’ set but not used [-Wunused-but-set-variable]
vloopback_motion.c:44:15: attention : variable ‘loop’ set but not used [-Wunused-but-set-variable]
vloopback_motion.c: In function ‘v4l_startpipe’:
vloopback_motion.c:185:26: erreur: storage size of ‘vid_pic’ isn’t known
vloopback_motion.c:186:25: erreur: storage size of ‘vid_win’ isn’t known
vloopback_motion.c:202:20: erreur: ‘VIDIOCGPICT’ undeclared (first use in this function)
vloopback_motion.c:202:20: note: each undeclared identifier is reported only once for each function it appears in
vloopback_motion.c:209:20: erreur: ‘VIDIOCSPICT’ undeclared (first use in this function)
vloopback_motion.c:214:20: erreur: ‘VIDIOCGWIN’ undeclared (first use in this function)
vloopback_motion.c:222:20: erreur: ‘VIDIOCSWIN’ undeclared (first use in this function)
vloopback_motion.c:186:25: attention : unused variable ‘vid_win’ [-Wunused-variable]
vloopback_motion.c:185:26: attention : unused variable ‘vid_pic’ [-Wunused-variable]
make: *** [vloopback_motion.o] Erreur 1

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