Use -no-undefined when bullding for MacOS X

configure.ac

@@ -24,11 +24,13 @@ dnl check the operating system
 case "${target_os}" in
   darwin*)
     CFLAGS="${CFLAGS} -no-cpp-precomp"
+    have_darwin="yes"
     ;;
   *mingw32* | *cygwin* | *wince* | *mingwce*)
     have_win32="yes"
     ;;
 esac
+AM_CONDITIONAL(HAVE_DARWIN, test "${have_darwin}" = "yes")
 AM_CONDITIONAL(HAVE_WIN32, test "${have_win32}" = "yes")
 
 dnl --enable-debug

src/Makefile.am

@@ -16,8 +16,12 @@ libdvbpsi_la_LDFLAGS = -version-info 7:0:0
 if HAVE_WIN32
 libdvbpsi_la_LDFLAGS += -no-undefined
 else
+if HAVE_DARWIN
+libdvbpsi_la_LDFLAGS += -no-undefined
+else
 libdvbpsi_la_LDFLAGS += -Wl,--no-undefined
 endif
+endif
 
 pkginclude_HEADERS = dvbpsi.h psi.h descriptor.h demux.h \
                      tables/pat.h tables/pmt.h tables/sdt.h tables/eit.h \