diff --git a/library/changes b/library/changes
index 0528db6..3d02e0a 100644
--- a/library/changes
+++ b/library/changes
@@ -22,6 +22,9 @@
   __translate_amiga_to_unix_path_name() to not to call strlen()
   on the results of __strip_double_slash().
 
+- For %C strtime() should return the century number, not the
+  year number mod 100.
+
 
 c.lib 1.192 (12.5.2005)
 
diff --git a/library/include/math.h b/library/include/math.h
index 2542e8d..89225ef 100644
--- a/library/include/math.h
+++ b/library/include/math.h
@@ -1,5 +1,5 @@
 /*
- * $Id: math.h,v 1.9 2005-05-12 13:21:47 obarthel Exp $
+ * $Id: math.h,v 1.10 2005-05-19 13:57:53 obarthel Exp $
  *
  * :ts=4
  *
@@ -210,7 +210,7 @@ extern int __isunordered_double(double x,double y);
 	(isunordered(x,y) ? 0 : (x) <= (y))
 
 #define islessgreater(x,y) \
-	(isunordered(x,y) ? 0 : (x) < (y) || (x) > (y))	/* ZZZ don't evaulate twice! */
+	(isunordered(x,y) ? 0 : (x) < (y) || (x) > (y))	/* ZZZ don't evaluate twice! */
 
 /****************************************************************************/
 
diff --git a/library/time_strftime.c b/library/time_strftime.c
index 8f85140..92d44b8 100644
--- a/library/time_strftime.c
+++ b/library/time_strftime.c
@@ -1,5 +1,5 @@
 /*
- * $Id: time_strftime.c,v 1.15 2005-05-14 14:47:46 obarthel Exp $
+ * $Id: time_strftime.c,v 1.16 2005-05-19 13:57:52 obarthel Exp $
  *
  * :ts=4
  *
@@ -239,10 +239,10 @@ format_date(const char *format,const struct tm *tm,struct Hook * hook)
 				format_date("%a %b %d %H:%M:%S %Y",tm,hook);
 				break;
 
-			/* The last two digits of a year ("00"; C99). */
+			/* The century number ("00"-"99"; C99). */
 			case 'C':
 
-				__number_to_string((unsigned int)(tm->tm_year % 100),buffer,sizeof(buffer),2);
+				__number_to_string((unsigned int)(tm->tm_year / 100),buffer,sizeof(buffer),2);
 				store_string_via_hook(buffer,2,hook);
 				break;