diff --git a/gdk-pixbuf/pltcheck.sh b/gdk-pixbuf/pltcheck.sh
new file mode 100755
index 0000000000..7c0dd52303
--- /dev/null
+++ b/gdk-pixbuf/pltcheck.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+LANG=C
+
+status=0
+
+if ! which readelf 2>/dev/null >/dev/null; then
+	echo "'readelf' not found; skipping test"
+	exit 0
+fi
+
+for so in .libs/libgdk_pixbuf*.so; do
+	echo Checking $so for local PLT entries
+	readelf -r $so | grep 'JU\?MP_SLOT' | grep 'gdk_pixbuf' && status=1
+done
+
+exit $status
diff --git a/gdk/pltcheck.sh b/gdk/pltcheck.sh
new file mode 100755
index 0000000000..ac669998ff
--- /dev/null
+++ b/gdk/pltcheck.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+LANG=C
+
+status=0
+
+if ! which readelf 2>/dev/null >/dev/null; then
+	echo "'readelf' not found; skipping test"
+	exit 0
+fi
+
+for so in .libs/lib*.so; do
+	echo Checking $so for local PLT entries
+	readelf -r $so | grep 'JU\?MP_SLOT' | grep -v 'gdk_pixbuf' | grep gdk && status=1
+done
+
+exit $status
diff --git a/gtk/aliasfilescheck.sh b/gtk/aliasfilescheck.sh
new file mode 100755
index 0000000000..f350663fb7
--- /dev/null
+++ b/gtk/aliasfilescheck.sh
@@ -0,0 +1,12 @@
+#! /bin/sh
+
+if test "x$gtk_all_c_sources" = x; then
+	echo gtk_all_c_sources variable not defined
+	exit 1
+fi
+
+grep 'IN_FILE' gtk.symbols | sed 's/.*(//;s/).*//' | grep __ | sort -u > expected-files
+grep '^ *# *define __' $gtk_all_c_sources | sed 's/.*define //;s/ *$//' | sort > actual-files
+
+diff expected-files actual-files && rm -f expected-files actual-files
+
diff --git a/gtk/pltcheck.sh b/gtk/pltcheck.sh
new file mode 100755
index 0000000000..d8718cef9d
--- /dev/null
+++ b/gtk/pltcheck.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+LANG=C
+
+status=0
+
+if ! which readelf 2>/dev/null >/dev/null; then
+	echo "'readelf' not found; skipping test"
+	exit 0
+fi
+
+for so in .libs/lib*.so; do
+	echo Checking $so for local PLT entries
+	readelf -r $so | grep 'JU\?MP_SLOT' | grep '\<gtk' && status=1
+done
+
+exit $status