Subject: This patch bundles Debian modifications to the latest upstream version.
Author: Jan Dittberner <jandd@debian.org>
--- a/configure.ac
+++ b/configure.ac
@@ -26,8 +26,11 @@
 
 # Checks for header files.
 AC_HEADER_STDC
-AC_CHECK_HEADERS([stdlib.h string.h unistd.h nss.h])
+AC_CHECK_HEADERS([stdlib.h string.h unistd.h nss.h pthread.h])
 
+if test "x$ac_cv_header_pthread_h" = xyes; then
+  CFLAGS="$CFLAGS -lpthread"
+fi
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_TYPE_UID_T
@@ -43,5 +46,6 @@
 # Pass some values on to the source
 AC_DEFINE_UNQUOTED(SYSCONFDIR, "$sysconfdir", [System configuration directory])
 
+AM_MAINTAINER_MODE
 AC_CONFIG_FILES([Makefile doc/Makefile src/Makefile])
 AC_OUTPUT
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,5 +1,5 @@
 lib_LTLIBRARIES = libnss_pgsql.la
 libnss_pgsql_la_SOURCES = interface.c config.c backend.c util.c
-libnss_pgsql_la_LDFLAGS = -module -version-info 2
-EXTRA_DIST = nss-pgsql.h
+libnss_pgsql_la_LDFLAGS = -module -version-info 2 -Wl,--version-script=$(srcdir)/libnss_pgsql.map
+EXTRA_DIST = nss-pgsql.h libnss_pqsql.map
 
--- /dev/null
+++ b/src/libnss_pgsql.map
@@ -0,0 +1,20 @@
+NSSPGSQL_2.0 {
+  global:
+    _nss_pgsql_setpwent;
+    _nss_pgsql_endpwent;
+    _nss_pgsql_getpwent_r;
+    _nss_pgsql_getpwnam_r;
+    _nss_pgsql_getpwuid_r;
+    _nss_pgsql_setgrent;
+    _nss_pgsql_endgrent;
+    _nss_pgsql_getgrent_r;
+    _nss_pgsql_getgrnam_r;
+    _nss_pgsql_getgrgid_r;
+    _nss_pgsql_initgroups_dyn;
+    _nss_pgsql_setspent;
+    _nss_pgsql_endspent;
+    _nss_pgsql_getspent_r;
+    _nss_pgsql_getspnam_r;
+  local:
+    *;
+};