nginx-0.0.1-2002-12-15-09:25:09 import
diff --git a/src/os/unix/ngx_files.h b/src/os/unix/ngx_files.h
index 90d6dd6..f0c324e 100644
--- a/src/os/unix/ngx_files.h
+++ b/src/os/unix/ngx_files.h
@@ -6,6 +6,9 @@
#include <sys/stat.h>
typedef int ngx_fd_t;
+#define NGX_INVALID_FILE -1
+#define NGX_FILE_ERROR -1
+
typedef struct stat ngx_file_info_t;
@@ -27,6 +30,7 @@
#define ngx_stat_fd_n "fstat()"
#define ngx_is_dir(sb) (S_ISDIR(sb.st_mode))
+#define ngx_is_file(sb) (S_ISREG(sb.st_mode))
#define ngx_file_size(sb) sb.st_size
#define ngx_file_mtime(sb) sb.st_mtime
