$(or $(wildcard $(top_builddir)/extras/gudev/gudevenumtypes.h),$(top_srcdir)/extras/gudev/gudevenumtypes.h) \
$(top_srcdir)/extras/gudev/gudevclient.h \
$(top_srcdir)/extras/gudev/gudevdevice.h \
$(or $(wildcard $(top_builddir)/extras/gudev/gudevenumtypes.h),$(top_srcdir)/extras/gudev/gudevenumtypes.h) \
$(top_srcdir)/extras/gudev/gudevclient.h \
$(top_srcdir)/extras/gudev/gudevdevice.h \