int path_is_read_only_fs(const char *path);
// UNNEEDED int path_is_os_tree(const char *path);
-int find_binary(const char *name, bool local, char **filename);
+// UNNEEDED int find_binary(const char *name, bool local, char **filename);
// UNNEEDED bool paths_check_timestamp(const char* const* paths, usec_t *paths_ts_usec, bool update);
#define PATH_FOREACH_PREFIX_MORE(prefix, path) \
for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); if (streq(prefix, "/")) prefix[0] = 0; strrchr(prefix, 0); }); _slash && ((*_slash = 0), true); _slash = strrchr((prefix), '/'))
-char *prefix_root(const char *root, const char *path);
+// UNNEEDED char *prefix_root(const char *root, const char *path);
/* Similar to prefix_root(), but returns an alloca() buffer, or
* possibly a const pointer into the path parameter */