--- dialog-1.1-20070227/dialog-config.in.incdir	2007-02-28 11:58:55.000000000 +0100
+++ dialog-1.1-20070227/dialog-config.in	2007-02-28 12:01:32.000000000 +0100
@@ -35,7 +35,7 @@
 libdir="@libdir@"
 datadir="@datadir@"
 mandir="@mandir@"
-
+includedir="@includedir@"
 THIS="dialog"
 
 test $# = 0 && exec @SHELL@ $0 --error
@@ -67,10 +67,7 @@
 		;;
 	# compile/link
 	--cflags)
-		INCS=
-		if test "${prefix}/include" != /usr/include ; then
-			INCS="-I${prefix}/include"
-		fi
+		INCS="-I$includedir"
 		sed -e 's,^[ ]*,,' -e 's, [ ]*, ,g' -e 's,[ ]*$,,' <<-ENDECHO
 			$INCS
 ENDECHO