unit_file_link   1610 src/core/dbus-manager.c         return method_enable_unit_files_generic(bus, message, userdata, "enable", unit_file_link, false, error);
unit_file_link     90 src/shared/install.h int unit_file_link(UnitFileScope scope, bool runtime, const char *root_dir, char **files, bool force, UnitFileChange **changes, unsigned *n_changes);
unit_file_link   5301 src/systemctl/systemctl.c                         r = unit_file_link(arg_scope, arg_runtime, arg_root, names, arg_force, &changes, &n_changes);