diff --git a/example-clients/wscript b/example-clients/wscript
index ca47030a..7a138c2d 100644
--- a/example-clients/wscript
+++ b/example-clients/wscript
@@ -113,36 +113,36 @@ def build(bld):
         prog.uselib_local = 'clientlib'
         prog.target = 'jack_rec'
 
-    prog = bld.new_task_gen('cc', 'program')
-    prog.includes = os_incdir + ['../common/jack', '../common']
-    prog.source = ['netsource.c', '../common/netjack_packet.c']
-    prog.env.append_value("CCFLAGS", "-DNO_JACK_ERROR")
-    if bld.env['HAVE_CELT']:
-	if bld.env['HAVE_CELT_API_0_5']:
-	    prog.defines = ['HAVE_CELT', 'HAVE_CELT_API_0_5']
-	elif bld.env['HAVE_CELT_API_0_7']:
-	    prog.defines = ['HAVE_CELT', 'HAVE_CELT_API_0_7']
-    prog.uselib = 'CELT SAMPLERATE'
-
-    prog.uselib_local = 'clientlib'
-    prog.target = 'jack_netsource'
+    if bld.env['IS_LINUX'] or bld.env['IS_MACOSX']:
+        prog = bld.new_task_gen('cc', 'program')
+        prog.includes = os_incdir + ['../common/jack', '../common']
+        prog.source = ['netsource.c', '../common/netjack_packet.c']
+        prog.env.append_value("CCFLAGS", "-DNO_JACK_ERROR")
+        if bld.env['HAVE_CELT']:
+	    if bld.env['HAVE_CELT_API_0_5']:
+	        prog.defines = ['HAVE_CELT', 'HAVE_CELT_API_0_5']
+	    elif bld.env['HAVE_CELT_API_0_7']:
+	        prog.defines = ['HAVE_CELT', 'HAVE_CELT_API_0_7']
+        prog.uselib = 'CELT SAMPLERATE'
+        prog.uselib_local = 'clientlib'
+        prog.target = 'jack_netsource'
 
     if bld.env['IS_LINUX'] and bld.env['BUILD_EXAMPLE_ALSA_IO']:
-	prog = bld.new_task_gen('cc', 'program')
-	prog.includes = os_incdir + ['../common/jack', '../common']
-	prog.source = ['alsa_in.c', '../common/memops.c']
-	prog.env.append_value("CCFLAGS", "-DNO_JACK_ERROR")
-	prog.uselib = 'ALSA SAMPLERATE'
-	prog.uselib_local = 'clientlib'
-	prog.target = 'alsa_in'
-
-	prog = bld.new_task_gen('cc', 'program')
-	prog.includes = os_incdir + ['../common/jack', '../common']
-	prog.source = ['alsa_out.c', '../common/memops.c']
-	prog.env.append_value("CCFLAGS", "-DNO_JACK_ERROR")
-	prog.uselib = 'ALSA SAMPLERATE'
-	prog.uselib_local = 'clientlib'
-	prog.target = 'alsa_out'
+	    prog = bld.new_task_gen('cc', 'program')
+	    prog.includes = os_incdir + ['../common/jack', '../common']
+	    prog.source = ['alsa_in.c', '../common/memops.c']
+	    prog.env.append_value("CCFLAGS", "-DNO_JACK_ERROR")
+	    prog.uselib = 'ALSA SAMPLERATE'
+	    prog.uselib_local = 'clientlib'
+	    prog.target = 'alsa_in'
+
+	    prog = bld.new_task_gen('cc', 'program')
+	    prog.includes = os_incdir + ['../common/jack', '../common']
+	    prog.source = ['alsa_out.c', '../common/memops.c']
+	    prog.env.append_value("CCFLAGS", "-DNO_JACK_ERROR")
+	    prog.uselib = 'ALSA SAMPLERATE'
+	    prog.uselib_local = 'clientlib'
+	    prog.target = 'alsa_out'
 
     for example_lib, example_lib_source in example_libs.items():
         lib = bld.new_task_gen('cc', 'shlib')