+if LINUX
+tincd_SOURCES += linux/device.c
+endif
+
+if BSD
+tincd_SOURCES += bsd/device.c
+if TUNEMU
+tincd_SOURCES += bsd/tunemu.c
+endif
+endif
+
+if SOLARIS
+tincd_SOURCES += solaris/device.c
+endif
+
+if MINGW
+tincd_SOURCES += mingw/device.c
+endif
+
+if CYGWIN
+tincd_SOURCES += cygwin/device.c
+endif
+