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diff --git a/rts/gmp/randlc.c b/rts/gmp/randlc.c
new file mode 100644
index 0000000..7079db8
--- /dev/null
+++ b/rts/gmp/randlc.c
@@ -0,0 +1,56 @@
+/* gmp_randinit_lc (state, a, c, m) -- Initialize a random state for a
+   linear congruential generator with multiplier A, adder C, and
+   modulus M.
+
+Copyright (C) 1999, 2000  Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include "gmp.h"
+#include "gmp-impl.h"
+
+void
+#if __STDC__
+gmp_randinit_lc (gmp_randstate_t rstate,
+		 mpz_t a,
+		 unsigned long int c,
+		 mpz_t m)
+#else
+gmp_randinit_lc (rstate, a, c, m)
+     gmp_randstate_t rstate;
+     mpz_t a;
+     unsigned long int c;
+     mpz_t m;
+#endif
+{
+  /* FIXME: Not finished.  We don't handle this in _gmp_rand() yet. */
+  abort ();			
+
+  mpz_init_set_ui (rstate->seed, 1);
+  _mpz_realloc (rstate->seed, ABSIZ (m));
+
+  /* Allocate algorithm specific data. */
+  rstate->algdata.lc = (__gmp_randata_lc *)
+    (*_mp_allocate_func) (sizeof (__gmp_randata_lc));
+
+  mpz_init_set (rstate->algdata.lc->a, a);
+  rstate->algdata.lc->c = c;
+  mpz_init_set (rstate->algdata.lc->m, m);
+
+  rstate->alg = GMP_RAND_ALG_LC;
+}