-#define xbt_matrix_get_as(mat,l,c,type) *(type*)xbt_matrix_get_ptr(mat,l,c)
-
-xbt_matrix_t xbt_matrix_new(int lines, int rows,
- const unsigned long elmsize,
- void_f_pvoid_t * const free_f);
-xbt_matrix_t xbt_matrix_new_sub(xbt_matrix_t from,
- int lsize, int rsize,
- int lpos, int rpos,
- pvoid_f_pvoid_t *const cpy_f);
-
-void xbt_matrix_free(xbt_matrix_t matrix);
-void xbt_matrix_free_voidp(void *d);
+#define xbt_matrix_get_as(mat,l,c,type) *(type*)xbt_matrix_get_ptr(mat,l,c)