Index: usrp/host/lib/legacy/Makefile.am
===================================================================
--- usrp/host/lib/legacy/Makefile.am	(revision 7228)
+++ usrp/host/lib/legacy/Makefile.am	(working copy)
@@ -20,7 +20,7 @@
 
 include $(top_srcdir)/Makefile.common
 
-INCLUDES = $(USRP_INCLUDES) $(OMNITHREAD_INCLUDES)
+INCLUDES = $(USRP_INCLUDES)
 
 lib_LTLIBRARIES = libusrp.la
 
Index: Makefile.common
===================================================================
--- Makefile.common	(revision 7228)
+++ Makefile.common	(working copy)
@@ -73,10 +73,18 @@
 GNURADIO_I = $(top_srcdir)/gnuradio-core/src/lib/swig/gnuradio.i
 
 # How to link in the USRP library from inside the tree
-USRP_INCLUDES = -I$(top_srcdir)/usrp/host/lib/legacy \
+USRP_INCLUDES_common = -I$(top_srcdir)/usrp/host/lib/legacy \
 		-I$(top_srcdir)/usrp/firmware/include
-USRP_LA = $(top_builddir)/usrp/host/lib/legacy/libusrp.la
+USRP_LA_common = $(top_builddir)/usrp/host/lib/legacy/libusrp.la
 
+if FUSB_TECH_darwin
+USRP_INCLUDES = $(USRP_INCLUDES_common) $(OMNITHREAD_INCLUDES)
+USRP_LA = $(USRP_LA_common) $(OMNITHREAD_LA)
+else
+USRP_INCLUDES = $(USRP_INCLUDES_common)
+USRP_LA = $(USRP_LA_common)
+endif
+
 # How to link in usrp-inband library from inside the tree
 USRP_INBAND_INCLUDES = 	-I$(top_srcdir)/usrp/host/lib/inband 
 USRP_INBAND_LA = $(top_builddir)/usrp/host/lib/inband/libusrp_inband.la