diff -ur xapian-core-1.4.0/configure.ac xapian-core-1.4.0.patched/configure.ac
--- xapian-core-1.4.0/configure.ac	2016-06-25 17:36:49.000000000 +0200
+++ xapian-core-1.4.0.patched/configure.ac	2017-01-17 14:33:42.268536542 +0100
@@ -393,6 +393,7 @@
 esac
 
 dnl We use timer_create() if available to implement a search time limit.
+use_rt_lib=0
 SAVE_LIBS=$LIBS
 AC_SEARCH_LIBS([timer_create], [rt],
 	       [
@@ -403,12 +404,14 @@
 #endif]])],
 	[AC_MSG_RESULT([yes])
 	XAPIAN_LIBS="$LIBS $XAPIAN_LIBS"
-	AC_DEFINE([HAVE_TIMER_CREATE], [1], [Define to 1 if you have the 'timer_create' function.])]
+	AC_DEFINE([HAVE_TIMER_CREATE], [1], [Define to 1 if you have the 'timer_create' function.])
+        use_rt_lib=1]
 	,
 	[AC_MSG_RESULT([no])
     ])
 ])
 LIBS=$SAVE_LIBS
+AM_CONDITIONAL([USE_RT_LIB], [test "$use_win32_uuid_api" = 1])
 
 dnl Used by tests/soaktest/soaktest.cc
 AC_CHECK_FUNCS([srandom random])
diff -ur xapian-core-1.4.0/configure xapian-core-1.4.0.patched/configure
--- xapian-core-1.4.0/configure	2016-06-25 17:39:25.000000000 +0200
+++ xapian-core-1.4.0.patched/configure	2017-01-17 15:43:07.929290801 +0100
@@ -671,6 +671,8 @@
 DOCUMENTATION_RULES_FALSE
 DOCUMENTATION_RULES_TRUE
 PERL
+USE_RT_LIB_FALSE
+USE_RT_LIB_TRUE
 ldflags
 XAPIAN_LIBS
 XAPIAN_LDFLAGS
@@ -18247,6 +18249,7 @@
     ;;
 esac
 
+use_rt_lib=0
 SAVE_LIBS=$LIBS
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing timer_create" >&5
 $as_echo_n "checking for library containing timer_create... " >&6; }
@@ -18324,6 +18327,7 @@
 
 $as_echo "#define HAVE_TIMER_CREATE 1" >>confdefs.h
 
+        use_rt_lib=1
 
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
@@ -18335,6 +18339,14 @@
 fi
 
 LIBS=$SAVE_LIBS
+ if test "$use_rt_lib" = 1; then
+  USE_RT_LIB_TRUE=
+  USE_RT_LIB_FALSE='#'
+else
+  USE_RT_LIB_TRUE='#'
+  USE_RT_LIB_FALSE=
+fi
+
 
 for ac_func in srandom random
 do :
@@ -20854,6 +20866,10 @@
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
 
+if test -z "${USE_RT_LIB_TRUE}" && test -z "${USE_RT_LIB_FALSE}"; then
+  as_fn_error $? "conditional \"USE_RT_LIB\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 if test -z "${DOCUMENTATION_RULES_TRUE}" && test -z "${DOCUMENTATION_RULES_FALSE}"; then
   as_fn_error $? "conditional \"DOCUMENTATION_RULES\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
diff -ur xapian-core-1.4.0/pkgconfig/xapian-core.pc.in xapian-core-1.4.0.patched/pkgconfig/xapian-core.pc.in
--- xapian-core-1.4.0/pkgconfig/xapian-core.pc.in	2017-01-17 15:22:40.184786108 +0100
+++ xapian-core-1.4.0.patched/pkgconfig/xapian-core.pc.in	2017-01-17 14:34:17.692972977 +0100
@@ -11,4 +11,6 @@
 URL: https://xapian.org/
 Version: @VERSION@
 Cflags: -I${includedir} @abi_affecting_cxxflags@
-Libs: @ldflags@ -L${libdir} -lxapian@LIBRARY_VERSION_SUFFIX@
+@USE_RT_LIB_TRUE@Libs: @ldflags@ -L${libdir} -lxapian@LIBRARY_VERSION_SUFFIX@ -lrt
+@USE_RT_LIB_FALSE@Libs: @ldflags@ -L${libdir} -lxapian@LIBRARY_VERSION_SUFFIX@
+@USE_WIN32_UUID_API_FALSE@Requires: uuid