fix compilation problem

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3786 a592a061-630c-0410-9148-cb99ea01b6c8

src/mathed/math_charinset.C

@@ -4,8 +4,6 @@
 #pragma implementation
 #endif
 
-#include <cctype>
-
 #include "math_charinset.h"
 #include "LColor.h"
 #include "Painter.h"
@@ -17,9 +15,13 @@
 #include "LaTeXFeatures.h"
 #include "textpainter.h"
 
+#include <cctype>
+#include <cstring>
+
 
 using std::ostream;
 using std::endl;
+using std::strchr;
 
 
 bool isBinaryOp(char c, MathTextCodes type)

src/mathed/math_cursor.C

@@ -48,6 +48,7 @@
 #include "math_support.h"
 
 #include <algorithm>
+#include <cctype>
 
 #define FILEDEBUG 0