[master] 7a75565 GC obsolete function detection

[Dridi Boukelmoune]

commit 7a755654be28f3aaff12f50aede7c755d4419ea2
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Fri Feb 17 17:49:38 2017 +0100

    GC obsolete function detection

diff --git a/config.phk b/config.phk
index ae7bc93..7356757 100644
--- a/config.phk
+++ b/config.phk
@@ -283,7 +283,6 @@ exit 0
 # HAVE_BACKTRACE +
 # HAVE_CLOCK_GETTIME +
 # HAVE_DAEMON +
-# HAVE_DLADDR +
 # HAVE_KQUEUE +
 # HAVE_NANOSLEEP +
 # HAVE_PTHREAD_SET_NAME_NP +
diff --git a/configure.ac b/configure.ac
index f4d8ec3..7c46d40 100644
--- a/configure.ac
+++ b/configure.ac
@@ -191,7 +191,6 @@ AC_CHECK_HEADERS([pthread_np.h], [], [], [#include <pthread.h>])
 AC_CHECK_HEADERS([priv.h])
 
 # Checks for library functions.
-AC_CHECK_FUNCS([dladdr])
 AC_CHECK_FUNCS([nanosleep])
 AC_CHECK_FUNCS([setppriv])
 AC_CHECK_FUNCS([fallocate])