diff -pruN illuminator-0.10.0.orig/chts.c illuminator-0.10.0/chts.c
--- illuminator-0.10.0.orig/chts.c	2006-01-30 06:53:58.000000000 +0200
+++ illuminator-0.10.0/chts.c	2007-01-18 21:50:09.000000000 +0200
@@ -428,7 +428,15 @@ int FormInitialCondition (AppCtx *user, 
   if (user->random)
     {
       DPRINTF ("Setting initial condition as random numbers\n",0);
+/* API change introduced by PETSc 2.3.2 */
+#if ((PETSC_VERSION_MAJOR > 2) || \
+     (PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR > 3) || \
+     (PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR == 3 && PETSC_VERSION_SUBMINOR >= 2))
+      ierr = PetscRandomCreate (user->comm, &rand);
+      ierr = PetscRandomSetType (rand, PETSCRAND48);
+#else
       ierr = PetscRandomCreate (user->comm, RANDOM_DEFAULT, &rand);
+#endif
       CHKERRQ (ierr);
       ierr = PetscRandomSetInterval (rand, 0.35, 0.65); CHKERRQ (ierr);
       ierr = VecSetRandom (X, rand); CHKERRQ (ierr);
diff -pruN illuminator-0.10.0.orig/debian/changelog illuminator-0.10.0/debian/changelog
--- illuminator-0.10.0.orig/debian/changelog	2007-01-19 00:05:05.000000000 +0200
+++ illuminator-0.10.0/debian/changelog	2007-01-18 21:56:23.000000000 +0200
@@ -1,3 +1,9 @@
+illuminator (0.10.0-2ubuntu1) feisty; urgency=low
+
+  * Fix FTBFS with petsc-dev 2.3.2.
+
+ -- Matti Lindell <mlind@cs.joensuu.fi>  Thu, 18 Jan 2007 21:51:27 +0200
+
 illuminator (0.10.0-2) unstable; urgency=low
 
   * Important packaging fixes, including libffm-dev build-dep on alpha,