diff -r 6ae203c8b28d -r 2947214c450e configure.ac
--- a/configure.ac	Tue Jun 29 10:08:58 2021 +0100
+++ b/configure.ac	Tue Apr 25 17:41:00 2023 +0100
@@ -65,9 +65,9 @@
 #   increment CURRENT and set AGE and REVISION to 0.
 # - If the interface is the same as the previous version, increment REVISION.
 #
-lt_current=5
+lt_current=6
 lt_revision=0
-lt_age=2
+lt_age=3
 LIBPLOVER_LT_VERSION_INFO="$lt_current:$lt_revision:$lt_age"
 AC_SUBST(LIBPLOVER_LT_VERSION_INFO)
 
@@ -142,8 +142,10 @@
 PKG_CHECK_MODULES(GMODULE_EXPORT,[gmodule-export-2.0])
 LIBPLOVER_CFLAGS="$RAZOR_CFLAGS $EXPAT_CFLAGS $ZLIB_CFLAGS $GIO_CFLAGS"
 LIBPLOVER_LIBS="$RAZOR_LIBS $EXPAT_LIBS $ZLIB_LIBS $GIO_LIBS"
+LIBPLOVER_REQUIREMENTS="razor expat zlib glib2"
 AC_SUBST(LIBPLOVER_CFLAGS)
 AC_SUBST(LIBPLOVER_LIBS)
+AC_SUBST(LIBPLOVER_REQUIREMENTS)
 PLOVER_GTK_CFLAGS="$GTK_CFLAGS $RAZOR_CFLAGS"
 PLOVER_GTK_LIBS="$GTK_LIBS $RAZOR_LIBS"
 AC_SUBST(PLOVER_GTK_CFLAGS)
@@ -155,12 +157,6 @@
 LIBS="$save_LIBS"
 AC_SUBST(LUA_POSIX_CFLAGS)
 AC_SUBST(LUA_POSIX_LIBS)
-GUI_CFLAGS="$GMODULE_EXPORT_CFLAGS $WHELK_CFLAGS $PLOVER_GTK_CFLAGS \
-  $LIBPLOVER_CFLAGS $LUA_POSIX_CFLAGS"
-GUI_LIBS="$GMODULE_EXPORT_LIBS $WHELK_LIBS $PLOVER_GTK_LIBS \
-  $LIBPLOVER_LIBS $LUA_POSIX_LIBS"
-AC_SUBST(GUI_CFLAGS)
-AC_SUBST(GUI_LIBS)
 save_PKG_CONFIG="$PKG_CONFIG"
 PKG_CONFIG="$PKG_CONFIG --static"
 PKG_CHECK_MODULES(SETUP,[whelk razor >= 0.5.4 expat >= 2.2 zlib gio-2.0],[:],
@@ -201,13 +197,28 @@
       [have_breakpad="yes";REQUIREMENTS="$REQUIREMENTS x11"],[have_breakpad="no"])
     if test "$have_breakpad" = yes; then
 	AC_DEFINE([HAVE_BREAKPAD],[1],[Define if breakpad is available.])
+	LIBPLOVER_PRIVATE_REQUIREMENTS="breakpad-client"
+	# breakpad-client uses C++. This should probably go into
+	# Libs.private in breakpad-client.pc
+	AS_IF([test -n "$host_mingw"],[
+	    static_stdcxx=`$CXX --print-file-name=libstdc++.a`
+	    LIBPLOVER_PRIVATE_LIBS="-lversion -lgcc_eh $static_stdcxx"
+	])
     elif test "$with_breakpad" = yes; then
 	AC_MSG_ERROR([$BREAKPAD_PKG_ERRORS])
     fi
 else
     have_breakpad="no"
 fi
+AC_SUBST(LIBPLOVER_PRIVATE_REQUIREMENTS)
+AC_SUBST(LIBPLOVER_PRIVATE_LIBS)
 AM_CONDITIONAL([HAVE_BREAKPAD],[test $have_breakpad = yes])
+GUI_CFLAGS="$GMODULE_EXPORT_CFLAGS $WHELK_CFLAGS $PLOVER_GTK_CFLAGS \
+  $LIBPLOVER_CFLAGS $LUA_POSIX_CFLAGS"
+GUI_LIBS="$GMODULE_EXPORT_LIBS $WHELK_LIBS $PLOVER_GTK_LIBS \
+  $LIBPLOVER_LIBS $LIBPLOVER_PRIVATE_LIBS $LUA_POSIX_LIBS"
+AC_SUBST(GUI_CFLAGS)
+AC_SUBST(GUI_LIBS)
 
 ##################################################
 # Checks for library functions.