mkdir_safe       1515 src/core/execute.c                         err = mkdir_safe(p, context->runtime_directory_mode, uid, gid);
mkdir_safe       2873 src/nspawn/nspawn.c         r = mkdir_safe(home, 0755, uid, gid);
mkdir_safe         28 src/shared/mkdir.h int mkdir_safe(const char *path, mode_t mode, uid_t uid, gid_t gid);