$NetBSD: patch-c__source_dint_c,v 1.1 2012/04/22 21:08:20 dholland Exp $

Declare return type to be consistent with the declaration visible at
the call site, and with the code itself. Fixes clang build.

--- c_source/dint.c~	1998-10-20 16:42:11.000000000 +0000
+++ c_source/dint.c
@@ -7,6 +7,7 @@ typedef FFTW_REAL real;
     The author retains the right to distribute this software freely, but
     is not responsible for it's quality or maintainance. */
 
+void
 dint(x, length, wtab)
 real *x, *wtab;
 int length;