diff --git a/readconf.c b/readconf.c

index fa3fab8..e7eb30d 100644

--- a/readconf.c

+++ b/readconf.c

@@ -1499,7 +1499,7 @@ parse_keytypes:

 				    oactive ? "" : " (parse only)");

 				r = read_config_file_depth(gl.gl_pathv[i],

 				    pw, host, original_host, options,

-				    flags | SSHCONF_CHECKPERM |

+				    flags | SSHCONF_CHECKPERM | SSHCONF_IGNORE_READERR |

 				    (oactive ? 0 : SSHCONF_NEVERMATCH),

 				    activep, depth + 1);

 				/*

@@ -1707,8 +1707,13 @@ read_config_file_depth(const char *filename, struct passwd *pw,

 	if (depth < 0 || depth > READCONF_MAX_DEPTH)

 		fatal("Too many recursive configuration includes");

-	if ((f = fopen(filename, "r")) == NULL)

+	if ((f = fopen(filename, "r")) == NULL) {

+		if (flags & SSHCONF_IGNORE_READERR) {

+			error("Can not open configuration file %s", filename);

+			return 1;

+		}

 		return 0;

+	}

 	if (flags & SSHCONF_CHECKPERM) {

 		struct stat sb;

diff --git a/readconf.h b/readconf.h

index cef55f7..4f7d3b4 100644

--- a/readconf.h

+++ b/readconf.h

@@ -190,6 +190,7 @@ typedef struct {

 #define SSHCONF_USERCONF	2  /* user provided config file not system */

 #define SSHCONF_POSTCANON	4  /* After hostname canonicalisation */

 #define SSHCONF_NEVERMATCH	8  /* Match/Host never matches; internal only */

+#define SSHCONF_IGNORE_READERR	16 /* Treat unreadable files as errors; internal only */

 #define SSH_UPDATE_HOSTKEYS_NO	0

 #define SSH_UPDATE_HOSTKEYS_YES	1