$FreeBSD$

--- src/ct/Makefile.in.orig
+++ src/ct/Makefile.in
@@ -215,7 +215,7 @@
 	socket.c status.c tlv.c
 
 libopenct_la_LDFLAGS = -version-info @OPENCT_LT_CURRENT@:@OPENCT_LT_REVISION@:@OPENCT_LT_AGE@
-pkgconfigdir = $(libdir)/pkgconfig
+pkgconfigdir = @prefix@/libdata/pkgconfig
 pkgconfig_DATA = libopenct.pc
 all: all-am