*** Base/ppmdraw.c	2007-01-08 16:49:17.000000000 +0100
--- ./ppmdraw.c	2007-01-09 14:54:41.000000000 +0100
***************
*** 331,340 ****
  static void
  freeScript(struct script * const scriptP) {
  
!     struct commandListElt * p;
  
!     for (p = scriptP->commandListHeadP; p; p = p->nextP) {
          freeDrawCommand(p->commandP);
          free(p);
      }
  
--- 331,341 ----
  static void
  freeScript(struct script * const scriptP) {
  
!     struct commandListElt * p, * np;
  
!     for (p = scriptP->commandListHeadP; p; p = np) {
          freeDrawCommand(p->commandP);
+         np = p->nextP;
          free(p);
      }