pub unsafe extern "C" fn gr_ctx_init_debug(
ctx: *mut gr_ctx_struct,
elem_ctx: *mut gr_ctx_struct,
flags: c_int,
unable_probability: f64,
)pub unsafe extern "C" fn gr_ctx_init_debug(
ctx: *mut gr_ctx_struct,
elem_ctx: *mut gr_ctx_struct,
flags: c_int,
unable_probability: f64,
)