+if test "$build_target" = "mingw"
+then
+ bluetooth=1
+fi
+
+# check for libpulse(audio) library
+pulse=0
+AC_CHECK_LIB(pulse,pa_stream_peek,
+ [AC_CHECK_HEADER([pulse/simple.h],pulse=1)])
+if test "$pulse" = 1
+then
+ AM_CONDITIONAL(HAVE_PULSE, true)
+ AC_DEFINE([HAVE_PULSE],[1],[Have libpulse(audio) library])
+else
+ AM_CONDITIONAL(HAVE_PULSE, false)
+fi
+if test "$build_target" = "mingw"
+then
+ pulse=0
+fi
+
+# check for libopus(audio) library
+opus=0
+AC_CHECK_LIB(opus,opus_decode_float,
+ [AC_CHECK_HEADER([opus/opus.h],opus=1)])
+if test "$opus" = 1
+then
+ AM_CONDITIONAL(HAVE_OPUS, true)
+ AC_DEFINE([HAVE_OPUS],[1],[Have libopus library])
+else
+ AM_CONDITIONAL(HAVE_OPUS, false)
+fi
+
+
+# libgnurl
+LIBGNURL_CHECK_CONFIG(,7.33.0,gnurl=1,gnurl=0)
+if test "$gnurl" = 1
+then
+ AM_CONDITIONAL(HAVE_LIBGNURL, true)
+ AC_DEFINE([HAVE_LIBGNURL],[1],[Have libgnurl])
+else
+ AM_CONDITIONAL(HAVE_LIBGNURL, false)
+fi
+
+
+# libidn
+AC_MSG_CHECKING([if Libidn can be used])
+AC_ARG_WITH(libidn, AC_HELP_STRING([--with-libidn=[DIR]],
+ [Support IDN (needs GNU Libidn)]),
+libidn=$withval, libidn=yes)
+if test "$libidn" != "no"; then
+ if test "$libidn" != "yes"; then
+ LDFLAGS="${LDFLAGS} -L$libidn/lib"
+ CPPFLAGS="${CPPFLAGS} -I$libidn/include"
+ fi
+ AC_CHECK_HEADER(idna.h,
+ AC_CHECK_LIB(idn, stringprep_check_version,
+ [libidn=yes LIBS="${LIBS} -lidn"],
+ AC_MSG_FAILURE([GNUnet requires libidn])),
+ AC_MSG_FAILURE([GNUnet requires libidn]))
+fi
+AC_MSG_RESULT($libidn)
+