pub unsafe extern "C" fn gtk_expression_bind(
self_: *mut GtkExpression,
target: *mut GObject,
property: *const c_char,
this_: *mut GObject,
) -> *mut GtkExpressionWatch
pub unsafe extern "C" fn gtk_expression_bind(
self_: *mut GtkExpression,
target: *mut GObject,
property: *const c_char,
this_: *mut GObject,
) -> *mut GtkExpressionWatch