--- /dev/null
+diff -urN ddccontrol-0.4.2.orig/configure.ac ddccontrol-0.4.2/configure.ac
+--- ddccontrol-0.4.2.orig/configure.ac 2007-01-04 00:08:09.945690046 +0100
++++ ddccontrol-0.4.2/configure.ac 2007-01-04 00:10:59.643360565 +0100
+@@ -101,7 +101,7 @@
+ DDCPCI=
+ if test x$support_ddcpci = xyes; then
+ AC_CHECK_HEADERS([pci/pci.h], [], [AC_MSG_ERROR([PCI utils headers not found, please install pci-utils.], [1])], [])
+- AC_CHECK_LIB([pci], [pci_alloc], [], [AC_MSG_ERROR([PCI utils library not found, please install pci-utils.], [1])])
++ AC_CHECK_LIB([pci], [pci_alloc], [], [AC_MSG_ERROR([PCI utils library not found, please install pci-utils.], [1])], [-lz])
+ DDCPCI=ddcpci
+ AC_DEFINE_UNQUOTED(HAVE_DDCPCI, 1, [Define if ddccontrol is built with ddcpci support.])
+ fi
+diff -urN ddccontrol-0.4.2.orig/src/ddcpci/Makefile.am ddccontrol-0.4.2/src/ddcpci/Makefile.am
+--- ddccontrol-0.4.2.orig/src/ddcpci/Makefile.am 2007-01-04 00:08:09.929689134 +0100
++++ ddccontrol-0.4.2/src/ddcpci/Makefile.am 2007-01-04 00:20:26.227648363 +0100
+@@ -1,7 +1,7 @@
+ INCLUDES = -I../lib -DLOCALEDIR=\"$(localedir)\"
+
+ bin_PROGRAMS = ddcpci
+-ddcpci_LDFLAGS = -Wl,-z,now
++ddcpci_LDFLAGS = -Wl,-z,now,-lz
+ ddcpci_SOURCES = main.c nvidia.c radeon.c i2c-algo-bit.c intel810.c ddcpci.h i2c-algo-bit.h via.c sis.c
+
+ install-exec-hook: