diff -Naur SFST-1.3/src/alphabet.C SFST/src/alphabet.C
--- SFST-1.3/src/alphabet.C	2008-09-11 10:59:11.000000000 +0000
+++ SFST/src/alphabet.C	2008-09-11 11:01:44.000000000 +0000
@@ -10,6 +10,9 @@
 /*                                                                 */
 /*******************************************************************/
 
+#include <climits>
+#include <cstring>
+
 #include "utf8.h"
 #include "alphabet.h"
 
diff -Naur SFST-1.3/src/alphabet.h SFST/src/alphabet.h
--- SFST-1.3/src/alphabet.h	2008-09-11 10:59:11.000000000 +0000
+++ SFST/src/alphabet.h	2008-09-11 10:59:54.000000000 +0000
@@ -21,6 +21,8 @@
 
 #include <iostream>
 
+#include <cstring>
+
 #ifndef CODE_DATA_TYPE
 typedef unsigned short Character;  // data type of the symbol codes
 #else
diff -Naur SFST-1.3/src/interface.h SFST/src/interface.h
--- SFST-1.3/src/interface.h	2008-09-11 10:59:11.000000000 +0000
+++ SFST/src/interface.h	2008-09-11 11:03:32.000000000 +0000
@@ -82,7 +82,7 @@
 Transducer *optional( Transducer *a );
 Transducer *make_rule( Transducer *lc, Range *r1, Twol_Type type,
 		      Range *r2, Transducer *rc );
-Transducer *freely_insert( Transducer *a, Character c, Character c );
+Transducer *freely_insert( Transducer *a, Character lc, Character uc );
 Transducer *make_mapping( Ranges*, Ranges* );
 Ranges *add_range( Range*, Ranges* );
 Contexts *make_context( Transducer *l, Transducer *r );