diff -Naur openobex-1.2_old/acinclude.m4 openobex-1.2/acinclude.m4
--- openobex-1.2_old/acinclude.m4	2006-03-07 19:57:49.000000000 +0200
+++ openobex-1.2/acinclude.m4	2006-04-18 23:07:25.000000000 +0300
@@ -195,7 +195,7 @@
 
 	if (test "${usb_enable}" = "yes" && test "${usb_found}" = "yes"); then
 		AC_DEFINE(HAVE_USB, 1, [Define if system supports USB and it's enabled])
-		AC_CHECK_FILE(${usb_prefix}/lib/pkgconfig/libusb.pc, REQUIRES="$REQUIRES libusb")
+		REQUIRES="libusb"
 	fi
 
 	AM_CONDITIONAL(APPS, test "${apps_enable}" = "yes")