diff --git a/modriv.h b/modriv.h
index f84d0df8..d6f01dd5 100644
--- a/modriv.h
+++ b/modriv.h
@@ -14,6 +14,7 @@
 #define MOTREDO -1
 #define MOTFAIL  0
 #define MOTOK    1
+#define TEXTPARLEN 1024
 
 typedef struct __AbstractMoDriv {
   /* general motor driver interface 
@@ -33,6 +34,7 @@ typedef struct __AbstractMoDriv {
                        char *name, float newValue);
   void (*ListDriverPar) (void *self, char *motorName, SConnection * pCon);
   void (*KillPrivate) (void *self);
+  int (*GetDriverTextPar) (void *self, char *name, char *textPar);
 } MotorDriver;
 
  /* the first fields above HAVE to be IDENTICAL to those below */
@@ -56,6 +58,7 @@ typedef struct ___MoSDriv {
                        char *name, float newValue);
   void (*ListDriverPar) (void *self, char *motorName, SConnection * pCon);
   void (*KillPrivate) (void *self);
+  int (*GetDriverTextPar) (void *self, char *name, char *textPar);
 
   /* Simulation  specific fields */
   float fFailure;               /* percent random failures */