$OpenBSD: patch-libffi_pc_in,v 1.4 2018/01/31 17:58:38 jca Exp $

- Install headers into a standard directory.

Index: libffi.pc.in
--- libffi.pc.in.orig
+++ libffi.pc.in
@@ -2,7 +2,7 @@ prefix=@prefix@
 exec_prefix=@exec_prefix@
 libdir=@libdir@
 toolexeclibdir=@toolexeclibdir@
-includedir=${libdir}/@PACKAGE_NAME@-@PACKAGE_VERSION@/include
+includedir=@includedir@
 
 Name: @PACKAGE_NAME@
 Description: Library supporting Foreign Function Interfaces
