Add code to check and fix incorrect reference counts in the extended
attribute blocks.

diff --git a/e2fsck/problem.h b/e2fsck/problem.h
index 7136381..aa2b706 100644
--- a/e2fsck/problem.h
+++ b/e2fsck/problem.h
@@ -336,6 +336,15 @@
 /* Invalid Extended Attribute block */
 #define PR_1_BAD_EA_BLOCK		0x01003A
 
+/* Error reading Extended Attribute block while fixing refcount -- abort */
+#define PR_1_EXTATTR_READ_ABORT		0x01003B
+
+/* Extended attribute reference count incorrect */
+#define PR_1_EXTATTR_REFCOUNT		0x01003C
+
+/* Error writing Extended Attribute block while fixing refcount */ 
+#define PR_1_EXTATTR_WRITE		0x01003D
+	
 /*
  * Pass 1b errors
  */