Fix Linux compile bugs.

DGIdGateway/Makefile

@@ -2,11 +2,11 @@ CC      = cc
 CXX     = c++
 
 # Use the following CFLAGS and LIBS if you don't want to use gpsd.
-CFLAGS  = -g -O3 -Wall -std=c++0x -pthread
+CFLAGS  = -g -O3 -Wall -DHAVE_LOG_H -std=c++0x -pthread
 LIBS    = -lm -lpthread
 
 # Use the following CFLAGS and LIBS if you do want to use gpsd.
-#CFLAGS  = -g -O3 -Wall -DUSE_GPSD -std=c++0x -pthread
+#CFLAGS  = -g -O3 -Wall -DHAVE_LOG_H -DUSE_GPSD -std=c++0x -pthread
 #LIBS    = -lm -lpthread -lgps
 
 LDFLAGS = -g

YSFParrot/UDPSocket.cpp

@@ -28,6 +28,7 @@
 #if defined(HAVE_LOG_H)
 #include "Log.h"
 #else
+#define LogMessage(fmt, ...)	::fprintf(stderr, fmt "\n", ## __VA_ARGS__)
 #define LogError(fmt, ...)	::fprintf(stderr, fmt "\n", ## __VA_ARGS__)
 #define LogInfo(fmt, ...)	::fprintf(stderr, fmt "\n", ## __VA_ARGS__)
 #endif