--- /local/app/leptonlib-1.56/src/boxfunc.c	2008-05-13 18:34:39.000000000 +0400
+++ src/boxfunc.c	2008-05-15 12:45:42.000000000 +0400
@@ -475,14 +475,14 @@
                    l_int32   *py2,
                    l_int32   *pn)
 {
-l_int32    bx, by, bw, bh, x1, y1, x2, y2, xp, yp, xt, yt, i, n;
+l_int32    bx, by, bw, bh, xp, yp, xt, yt, i, n;
 l_float32  invslope;
 PTA       *pta;
 
     PROCNAME("boxIntersectByLine");
 
     if (!px1 || !py1 || !px2 || !py2)
-        return ERROR_INT("&x1, &y1, &x2, &y2 not all defined", procName, 1);
+        return ERROR_INT("&px1, &py1, &px2, &py2 not all defined", procName, 1);
     *px1 = *py1 = *px2 = *py2 = 0;
     if (!pn)
         return ERROR_INT("&n not defined", procName, 1);