add a missing `const' qualifier

ChangeLog

@@ -1,3 +1,7 @@
+2010-07-16  Robert Larice
+ * src/xspice/icm/analog/multi_input_pwl/cfunc.mod :
+        add a missing `const' qualifier
+
 2010-07-16  Robert Larice
  * src/xspice/icm/digital/d_fdiv/cfunc.mod :
         xspice, digital/d_fdiv, fix the type of counter and counter_old

src/xspice/icm/analog/multi_input_pwl/cfunc.mod

@@ -173,7 +173,7 @@ get_output( ARGS, double x )
 void
 cm_multi_input_pwl(ARGS) 
 {
-  char*  model = ( PARAM_NULL(model) == 1 ) ? "and" : PARAM(model);
+  const char*  model = ( PARAM_NULL(model) == 1 ) ? "and" : PARAM(model);
   double output;
 
   if ( ANALYSIS == TRANSIENT || ANALYSIS == DC )