Index: libsasl2.pc.in
diff -u libsasl2.pc.in.orig libsasl2.pc.in
--- libsasl2.pc.in.orig	2012-10-12 23:05:48.000000000 +0900
+++ libsasl2.pc.in	2014-03-22 02:41:33.668062061 +0900
@@ -1,8 +1,12 @@
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+includedir = @includedir@
 libdir = @libdir@
 
 Name: Cyrus SASL
 Description: Cyrus SASL implementation
 URL: http://www.cyrussasl.org/
 Version: @VERSION@
+Cflags: -I${includedir}
 Libs: -L${libdir} -lsasl2
 Libs.private: @LIB_DOOR@ @SASL_DL_LIB@ @LIBS@