MatrixGL

build/rendering/gl/rendering_gl.a(MatrixGL.cpp.o):MatrixGL.cpp:function CMatrixGL::Ortho(float, float, float, float, float, float): error: undefined reference to 'Matrix4Mul(float*, float const*)'
build/rendering/gl/rendering_gl.a(MatrixGL.cpp.o):MatrixGL.cpp:function CMatrixGL::Ortho2D(float, float, float, float): error: undefined reference to 'Matrix4Mul(float*, float const*)'
build/rendering/gl/rendering_gl.a(MatrixGL.cpp.o):MatrixGL.cpp:function CMatrixGL::Frustum(float, float, float, float, float, float): error: undefined reference to 'Matrix4Mul(float*, float const*)'
build/rendering/gl/rendering_gl.a(MatrixGL.cpp.o):MatrixGL.cpp:function CMatrixGL::Translatef(float, float, float): error: undefined reference to 'Matrix4Mul(float*, float const*)'
collect2: error: ld returned 1 exit status
CMakeFiles/kodi.dir/build.make:526: set di istruzioni per l'obiettivo "kodi-x11" non riuscito
make[2]: *** [kodi-x11] Errore 1
make[2]: uscita dalla directory "/home/rock/kodi/build"
CMakeFiles/Makefile2:799: set di istruzioni per l'obiettivo "CMakeFiles/kodi.dir/all" non riuscito
make[1]: *** [CMakeFiles/kodi.dir/all] Errore 2
make[1]: uscita dalla directory "/home/rock/kodi/build"
Makefile:138: set di istruzioni per l'obiettivo "all" non riuscito
make: *** [all] Errore 2