diff --git a/src/os/unix/ngx_files.h b/src/os/unix/ngx_files.h
index 9fe8370..1553144 100644
--- a/src/os/unix/ngx_files.h
+++ b/src/os/unix/ngx_files.h
@@ -63,6 +63,11 @@
 #define ngx_file_uniq(sb)        (sb)->st_ino
 
 
+
+#define ngx_getcwd(buf, size)    (getcwd(buf, size) != NULL)
+#define ngx_getcwd_n             "getcwd()"
+#define NGX_MAX_PATH             PATH_MAX
+
 #define NGX_DIR_MASK_LEN         0