https://bugs.freedesktop.org/show_bug.cgi?id=5211

--- Makefile.am
+++ Makefile.am
@@ -100,95 +100,34 @@
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = avahi-core.pc
 
-avahi-core.pc: avahi-core.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' $< > $@
-
-CLEANFILES = avahi-core.pc
-
 if HAVE_DBUS
 
 pkgconfig_DATA += avahi-client.pc
 
-avahi-client.pc: avahi-client.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' $< > $@
-
-CLEANFILES += avahi-client.pc
-
 if ENABLE_COMPAT_HOWL
-
 pkgconfig_DATA += avahi-compat-howl.pc
-
-avahi-compat-howl.pc: avahi-compat-howl.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@HOWL_COMPAT_VERSION\@,$(HOWL_COMPAT_VERSION),g' $< > $@
-
-CLEANFILES += avahi-compat-howl.pc
-
 endif
 
 if ENABLE_COMPAT_LIBDNS_SD
-
 pkgconfig_DATA += avahi-compat-libdns_sd.pc
-
-avahi-compat-libdns_sd.pc: avahi-compat-libdns_sd.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' $< > $@
-
-CLEANFILES += avahi-compat-libdns_sd.pc
-
 endif
 
 if HAVE_MONO
-
 pkgconfig_DATA += avahi-sharp.pc
-
-avahi-sharp.pc: avahi-sharp.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' \
-	    -e 's,@libdir\@,$(libdir),g' $< > $@
-
-CLEANFILES += avahi-sharp.pc
-
 endif
 
 endif
 
 if HAVE_GLIB
-
 pkgconfig_DATA += avahi-glib.pc
-
-avahi-glib.pc: avahi-glib.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' $< > $@
-
-CLEANFILES += avahi-glib.pc
-
 endif
 
 if HAVE_QT3
-
 pkgconfig_DATA += avahi-qt3.pc
-
-avahi-qt3.pc: avahi-qt3.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' $< > $@
-
-CLEANFILES += avahi-qt3.pc
-
 endif
 
 if HAVE_QT4
-
 pkgconfig_DATA += avahi-qt4.pc
-
-avahi-qt4.pc: avahi-qt4.pc.in
-	sed -e 's,@prefix\@,$(prefix),g' \
-	    -e 's,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),g' $< > $@
-
-CLEANFILES += avahi-qt4.pc
-
 endif
 
 MOSTLYCLEANFILES = $(DX_CLEANFILES)
--- avahi-client.pc.in
+++ avahi-client.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: avahi-client
 Description: Avahi Multicast DNS Responder (Client Support)
--- avahi-compat-howl.pc.in
+++ avahi-compat-howl.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include/avahi-compat-howl/
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@/avahi-compat-howl
 
 Name: avahi-compat-howl
 Description: Avahi Multicast DNS Responder (HOWL Compatibility)
--- avahi-compat-libdns_sd.pc.in
+++ avahi-compat-libdns_sd.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include/avahi-compat-libdns_sd/
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@/avahi-compat-libdns_sd
 
 Name: avahi-compat-libdns_sd
 Description: Avahi Multicast DNS Responder (libdns_sd Compatibility)
--- avahi-core.pc.in
+++ avahi-core.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: avahi-core
 Description: Avahi Multicast DNS Responder (Embeddable Stack)
--- avahi-glib.pc.in
+++ avahi-glib.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: avahi-glib
 Description: Avahi Multicast DNS Responder (GLib Support)
--- avahi-qt3.pc.in
+++ avahi-qt3.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: avahi-qt3
 Description: Avahi Multicast DNS Responder (QT3 Support)
--- avahi-qt4.pc.in
+++ avahi-qt4.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: avahi-qt4
 Description: Avahi Multicast DNS Responder (QT4 Support)
--- configure.ac
+++ configure.ac
@@ -700,6 +700,14 @@
 # ==========================================================================
 AC_CONFIG_FILES([
 Makefile 
+avahi-core.pc
+avahi-client.pc
+avahi-glib.pc
+avahi-qt3.pc
+avahi-qt4.pc
+avahi-sharp.pc
+avahi-compat-libdns_sd.pc
+avahi-compat-howl.pc
 avahi-common/Makefile 
 avahi-core/Makefile 
 avahi-glib/Makefile