diff --git a/NEWS b/NEWS
index c1cd6cb25..bca7dc259 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,7 @@ ver 0.19.13 (not yet released)
   - aiff, riff: fix ID3 chunk padding
 * decoder
   - ffmpeg: support the TAK codec
+* initialize supplementary groups with glibc 2.19+
 
 ver 0.19.12 (2015/12/15)
 * fix assertion failure on malformed UTF-8 tag
diff --git a/configure.ac b/configure.ac
index 10e77ca79..39f2aaf0c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -206,6 +206,7 @@ if test x$host_is_linux = xyes; then
 fi
 
 AC_CHECK_FUNCS(getpwnam_r getpwuid_r)
+AC_CHECK_FUNCS(initgroups)
 AC_CHECK_FUNCS(strndup)
 
 if test x$host_is_linux = xyes; then
diff --git a/src/unix/Daemon.cxx b/src/unix/Daemon.cxx
index d283108ed..67704a9a1 100644
--- a/src/unix/Daemon.cxx
+++ b/src/unix/Daemon.cxx
@@ -110,7 +110,7 @@ daemonize_set_user(void)
 				       (int)user_gid);
 	}
 
-#ifdef _BSD_SOURCE
+#ifdef HAVE_INITGROUPS
 	/* init supplementary groups
 	 * (must be done before we change our uid)
 	 */