Index: configure.ac
===================================================================
--- configure.ac
+++ configure.ac
@@ -1098,6 +1098,7 @@
 src/Makefile
 src/gcrypt.h
 src/libgcrypt-config
+src/libgcrypt.pc
 src/versioninfo.rc
 tests/Makefile
 ])
Index: src/Makefile.am
===================================================================
--- src/Makefile.am
+++ src/Makefile.am
@@ -34,6 +34,9 @@
 bin_PROGRAMS += getrandom
 endif USE_RANDOM_DAEMON
 
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = libgcrypt.pc
+DISTCLEANFILES = $(pkgconfig_DATA)
 
 if HAVE_LD_VERSION_SCRIPT
   libgcrypt_version_script_cmd = -Wl,--version-script=$(srcdir)/libgcrypt.vers
Index: src/libgcrypt.pc.in
===================================================================
--- src/libgcrypt.pc.in
+++ src/libgcrypt.pc.in
@@ -1,3 +1,15 @@
+# Process this file with autoconf to produce a pkg-config metadata file.
+# Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation
+# Author: Simon Josefsson
+#
+# This file is free software; as a special exception the author gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+#
+# This file is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
+# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
 prefix=@prefix@
 exec_prefix=@exec_prefix@
 libdir=@libdir@
@@ -3,8 +15,17 @@
 includedir=@includedir@
 
+# API info
+api_version=@LIBGCRYPT_CONFIG_API_VERSION@
+
+# Misc information.
+symmetric_ciphers=@LIBGCRYPT_CIPHERS@
+asymmetric_ciphers=@LIBGCRYPT_PUBKEY_CIPHERS@
+digests=@LIBGCRYPT_DIGESTS@
+
 Name: libgcrypt
 Description: General purpose crypto library
+URL: http://www.gnupg.org
 Version: @VERSION@
-Requires: libgpg-error
-Libs: -L${libdir} -lgcrypt
-Cflags: -I${includedir}
+Libs: -L${libdir} @LIBGCRYPT_CONFIG_LIBS@
+Libs.private: @GPG_ERROR_LIBS@
+Cflags: -I${includedir} @LIBGCRYPT_CONFIG_CFLAGS@ @GPG_ERROR_CFLAGS@