diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 8c7ad7a7c86b..3a51f9b1758d 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,7 @@
+2011-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
+
+	* intrinsics/time_1.h: Include errno.h needed by fallbacks.
+
 2011-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
 
 	* intrinsics/time_1.h: Fix definition of GF_CLOCK_MONOTONIC macro.
diff --git a/libgfortran/intrinsics/time_1.h b/libgfortran/intrinsics/time_1.h
index 4fd823568524..58c51af287aa 100644
--- a/libgfortran/intrinsics/time_1.h
+++ b/libgfortran/intrinsics/time_1.h
@@ -29,6 +29,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #include <unistd.h>
 #endif
 
+#include <errno.h>
+
 /* The time related intrinsics (DTIME, ETIME, CPU_TIME) to "compare
    different algorithms on the same computer or discover which parts
    are the most expensive", need a way to get the CPU time with the