[Gambas-user] compilation error on gb.v4l

[Gaël Le Hec'H]

Hi,
When I try to compile gambas 1.9.20 on a fresh full install of slackware 
10.2 I get this error during compilation :

 gcc -DHAVE_CONFIG_H -I. -I. -I.. -pipe -Wall -fno-strict-aliasing 
-Wno-unused-v
alue -g -Os -MT CWebcam.lo -MD -MP -MF .deps/CWebcam.Tpo -c CWebcam.c  
-fPIC -DP
IC -o .libs/CWebcam.o
CWebcam.c: In function `CFEATURES_driver':
CWebcam.c:927: error: storage size of `vcap' isn't known
CWebcam.c:929: error: `VIDIOC_QUERYCAP' undeclared (first use in this 
function)
CWebcam.c:929: error: (Each undeclared identifier is reported only once
CWebcam.c:929: error: for each function it appears in.)
CWebcam.c:927: warning: unused variable `vcap'
CWebcam.c: In function `CFEATURES_bus':
CWebcam.c:942: error: storage size of `vcap' isn't known
CWebcam.c:944: error: `VIDIOC_QUERYCAP' undeclared (first use in this 
function)
CWebcam.c:942: warning: unused variable `vcap'
CWebcam.c: In function `CFEATURES_version':
CWebcam.c:958: error: storage size of `vcap' isn't known
CWebcam.c:960: error: `VIDIOC_QUERYCAP' undeclared (first use in this 
function)
CWebcam.c:958: warning: unused variable `vcap'
CWebcam.c: In function `CTUNER_low':
CWebcam.c:1040: error: storage size of `vfreq' isn't known
CWebcam.c:1046: error: `VIDIOC_G_FREQUENCY' undeclared (first use in 
this functi                    on)
CWebcam.c:1051: error: `V4L2_TUNER_CAP_LOW' undeclared (first use in 
this functi                    on)
CWebcam.c:1040: warning: unused variable `vfreq'
CWebcam.c: In function `CTUNER_frequency':
CWebcam.c:1070: error: storage size of `vfreq' isn't known
CWebcam.c:1077: error: `VIDIOC_G_FREQUENCY' undeclared (first use in 
this functi                    on)
CWebcam.c:1088: error: `VIDIOC_S_FREQUENCY' undeclared (first use in 
this functi                    on)
CWebcam.c:1070: warning: unused variable `vfreq'
make[4]: *** [CWebcam.lo] Error 1
make[4]: Leaving directory `/usr/src/gambas2-1.9.20/gb.v4l/src'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory `/usr/src/gambas2-1.9.20/gb.v4l'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/usr/src/gambas2-1.9.20/gb.v4l'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/src/gambas2-1.9.20'
make: *** [all] Error 2

If I disable-v4l the compilation succed.