X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fmodbus%2Fmodbus_serial_rtu.c;h=f7fee0abafec655ef221a2df335705f7f619dfa3;hb=6d0f3508f73e7a6de3c956ef7ca69813de91d7d1;hp=065c25f67a355f23316bb5a186aad1300ec2be42;hpb=7b50a9b86987845bc596bfa226c69313afab6b8b;p=libsigrok.git

diff --git a/src/modbus/modbus_serial_rtu.c b/src/modbus/modbus_serial_rtu.c
index 065c25f6..f7fee0ab 100644
--- a/src/modbus/modbus_serial_rtu.c
+++ b/src/modbus/modbus_serial_rtu.c
@@ -26,6 +26,8 @@
 
 #define LOG_PREFIX "modbus_serial"
 
+#ifdef HAVE_SERIAL_COMM
+
 #define BUFFER_SIZE 1024
 
 struct modbus_serial_rtu {
@@ -207,3 +209,5 @@ SR_PRIV const struct sr_modbus_dev_inst modbus_serial_rtu_dev = {
 	.close         = modbus_serial_rtu_close,
 	.free          = modbus_serial_rtu_free,
 };
+
+#endif