Index: atlas-3.8.3/CONFIG/src/SpewMakeInc.c
===================================================================
--- atlas-3.8.3.orig/CONFIG/src/SpewMakeInc.c	2010-02-13 20:04:57.000000000 +0100
+++ atlas-3.8.3/CONFIG/src/SpewMakeInc.c	2010-02-14 20:31:44.000000000 +0100
@@ -660,10 +665,17 @@
    fprintf(fpout, "   LDFLAGS =");
    if (MachIsX86(mach))
    {
+#ifdef __FreeBSD_kernel__
+      if (ptrbits == 32)
+         fprintf(fpout, " -melf_i386_fbsd");
+      else if (ptrbits == 64)
+         fprintf(fpout, " -melf_x86_64_fbsd");
+#else
       if (ptrbits == 32)
          fprintf(fpout, " -melf_i386");
       else if (ptrbits == 64)
          fprintf(fpout, " -melf_x86_64");
+#endif
    }
    fprintf(fpout, "\n   F77SYSLIB = %s\n", f77lib ? f77lib : "");
    fprintf(fpout, "   BC = $(ICC)\n");