static matrix4x4_t backend_glmodelviewmatrix;
static matrix4x4_t backend_projectmatrix;
-static int backendunits, backendimageunits, backendarrayunits, backendactive;
+static unsigned int backendunits, backendimageunits, backendarrayunits, backendactive;
static mempool_t *gl_backend_mempool;
/*