--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2011-05-08  Bruno Haible  <bruno@clisp.org>
+
+	getgroups: Move AC_LIBOBJ invocations to module description.
+	* m4/getgroups.m4 (gl_FUNC_GETGROUPS): Move AC_LIBOBJ invocations from
+	here...
+	* modules/getgroups (configure.ac): ... to here.
+
 2011-05-08  Bruno Haible  <bruno@clisp.org>
 
 	getdtablesize: Move AC_LIBOBJ invocations to module description.

--- a/m4/getgroups.m4
+++ b/m4/getgroups.m4
@@ -1,4 +1,4 @@
-# serial 15
+# serial 16
 
 dnl From Jim Meyering.
 dnl A wrapper around AC_FUNC_GETGROUPS.
@@ -15,11 +15,9 @@
   AC_REQUIRE([AC_TYPE_GETGROUPS])
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
   if test "$ac_cv_func_getgroups" != yes; then
-    AC_LIBOBJ([getgroups])
     HAVE_GETGROUPS=0
   elif test "$ac_cv_func_getgroups_works.$ac_cv_type_getgroups" != yes.gid_t
   then
-    AC_LIBOBJ([getgroups])
     REPLACE_GETGROUPS=1
     AC_DEFINE([GETGROUPS_ZERO_BUG], [1], [Define this to 1 if
       getgroups(0,NULL) does not return the number of groups.])
@@ -35,7 +33,6 @@
         [gl_cv_func_getgroups_works=no],
         [gl_cv_func_getgroups_works="guessing no"])])
     if test "$gl_cv_func_getgroups_works" != yes; then
-      AC_LIBOBJ([getgroups])
       REPLACE_GETGROUPS=1
     fi
   fi

--- a/modules/getgroups
+++ b/modules/getgroups
@@ -12,6 +12,9 @@
 
 configure.ac:
 gl_FUNC_GETGROUPS
+if test $HAVE_GETGROUPS = 0 || test $REPLACE_GETGROUPS = 1; then
+  AC_LIBOBJ([getgroups])
+fi
 gl_UNISTD_MODULE_INDICATOR([getgroups])
 
 Makefile.am: