[root@linux openpbx-autotools]# ./bootstrap.sh 
You should add the contents of `/usr/share/aclocal/libtool.m4' to `aclocal.m4'.
/usr/share/aclocal/pkg.m4:5: warning: underquoted definition of PKG_CHECK_MODULES
  run info '(automake)Extending aclocal'
  or see http://sources.redhat.com/automake/automake.html#Extending-aclocal
/usr/share/aclocal/glib-gettext.m4:378: warning: underquoted definition of AM_GLIB_GNU_GETTEXT
/usr/share/aclocal/glib-gettext.m4:379: warning: underquoted definition of AM_GLIB_DEFINE_LOCALEDIR
/usr/share/aclocal/glib-2.0.m4:8: warning: underquoted definition of AM_PATH_GLIB_2_0
/usr/src/openpbx-autotools/libltdl /usr/src/openpbx-autotools
/usr/share/aclocal/pkg.m4:5: warning: underquoted definition of PKG_CHECK_MODULES
  run info '(automake)Extending aclocal'
  or see http://sources.redhat.com/automake/automake.html#Extending-aclocal
/usr/share/aclocal/glib-gettext.m4:378: warning: underquoted definition of AM_GLIB_GNU_GETTEXT
/usr/share/aclocal/glib-gettext.m4:379: warning: underquoted definition of AM_GLIB_DEFINE_LOCALEDIR
/usr/share/aclocal/glib-2.0.m4:8: warning: underquoted definition of AM_PATH_GLIB_2_0
/usr/src/openpbx-autotools
/usr/src/openpbx-autotools/editline /usr/src/openpbx-autotools
You should add the contents of `/usr/share/aclocal/libtool.m4' to `aclocal.m4'.
/usr/share/aclocal/pkg.m4:5: warning: underquoted definition of PKG_CHECK_MODULES
  run info '(automake)Extending aclocal'
  or see http://sources.redhat.com/automake/automake.html#Extending-aclocal
/usr/share/aclocal/glib-gettext.m4:378: warning: underquoted definition of AM_GLIB_GNU_GETTEXT
/usr/share/aclocal/glib-gettext.m4:379: warning: underquoted definition of AM_GLIB_DEFINE_LOCALEDIR
/usr/share/aclocal/glib-2.0.m4:8: warning: underquoted definition of AM_PATH_GLIB_2_0
/usr/src/openpbx-autotools
/usr/src/openpbx-autotools/sqlite3-embedded /usr/src/openpbx-autotools
You should add the contents of `/usr/share/aclocal/libtool.m4' to `aclocal.m4'.
/usr/share/aclocal/pkg.m4:5: warning: underquoted definition of PKG_CHECK_MODULES
  run info '(automake)Extending aclocal'
  or see http://sources.redhat.com/automake/automake.html#Extending-aclocal
/usr/share/aclocal/glib-gettext.m4:378: warning: underquoted definition of AM_GLIB_GNU_GETTEXT
/usr/share/aclocal/glib-gettext.m4:379: warning: underquoted definition of AM_GLIB_DEFINE_LOCALEDIR
/usr/share/aclocal/glib-2.0.m4:8: warning: underquoted definition of AM_PATH_GLIB_2_0
configure.ac:241: warning: AC_CANONICAL_HOST invoked multiple times
autoconf/specific.m4:363: AC_CYGWIN is expanded from...
configure.ac:241: the top level
configure.ac:241: warning: AC_CANONICAL_HOST invoked multiple times
autoconf/specific.m4:363: AC_CYGWIN is expanded from...
configure.ac:241: the top level
/usr/src/openpbx-autotools