Update version to 1.0.3, fix Makefile for MacOSX

Makefile

 #*******************************************************************************
-#  Copyright (c) 2009, 2014 IBM Corp.
+#  Copyright (c) 2009, 2015 IBM Corp.
 # 
 #  All rights reserved. This program and the accompanying materials
 #  are made available under the terms of the Eclipse Public License v1.0
@@ -15,6 +15,7 @@
 #     Allan Stockdill-Mander - SSL updates
 #     Andy Piper - various fixes
 #     Ian Craggs - OSX build
+#     Rainer Poisel - support for cross-compilation
 #*******************************************************************************/
 
 # Note: on OS X you should install XCode and the associated command-line tools
@@ -110,12 +111,13 @@ CCFLAGS_SO = -g -fPIC $(CFLAGS) -Os -Wall -fvisibility=hidden
 FLAGS_EXE = $(LDFLAGS) -I ${srcdir} -lpthread -L ${blddir}
 FLAGS_EXES = $(LDFLAGS) -I ${srcdir} -Wl,--start-group -lpthread -lssl -lcrypto -Wl,--end-group -L ${blddir}
 LDFLAGS_C = $(LDFLAGS) -shared -Wl,-init,MQTTClient_init -lpthread
-LDFLAGS_CS = $(LDFLAGS) -shared -Wl,--start-group -lpthread $(EXTRA_LIB) -lssl -lcrypto -Wl,--end-group -Wl,-init,MQTTClient_init
+
 LDFLAGS_A = $(LDFLAGS) -shared -Wl,-init,MQTTAsync_init -lpthread
-LDFLAGS_AS = $(LDFLAGS) -shared -Wl,--start-group -lpthread $(EXTRA_LIB) -lssl -lcrypto -Wl,--end-group -Wl,-init,MQTTAsync_init
 
 ifeq ($(OSTYPE),Linux)
 
+LDFLAGS_CS = $(LDFLAGS) -shared -Wl,--start-group -lpthread $(EXTRA_LIB) -lssl -lcrypto -Wl,--end-group -Wl,-init,MQTTClient_init
+LDFLAGS_AS = $(LDFLAGS) -shared -Wl,--start-group -lpthread $(EXTRA_LIB) -lssl -lcrypto -Wl,--end-group -Wl,-init,MQTTAsync_init
 LDFLAGS_C += -Wl,-soname,lib$(MQTTLIB_C).so.${MAJOR_VERSION}
 LDFLAGS_CS += -Wl,-soname,lib$(MQTTLIB_CS).so.${MAJOR_VERSION} -Wl,-no-whole-archive
 LDFLAGS_A += -Wl,-soname,lib${MQTTLIB_A}.so.${MAJOR_VERSION}
@@ -125,6 +127,8 @@ EXTRA_LIB =
 
 else ifeq ($(OSTYPE),Darwin)
 
+LDFLAGS_CS = $(LDFLAGS) -shared -Wl,--start-group -lpthread $(EXTRA_LIB) -lssl -lcrypto -Wl,--end-group -Wl,-init,_MQTTClient_init
+LDFLAGS_AS = $(LDFLAGS) -shared -Wl,--start-group -lpthread $(EXTRA_LIB) -lssl -lcrypto -Wl,--end-group -Wl,-init,_MQTTAsync_init
 CCFLAGS_SO += -Wno-deprecated-declarations -DUSE_NAMED_SEMAPHORES
 LDFLAGS_C += -Wl,-install_name,lib$(MQTTLIB_C).so.${MAJOR_VERSION}
 LDFLAGS_CS += -Wl,-install_name,lib$(MQTTLIB_CS).so.${MAJOR_VERSION}

build.xml

 <!--*******************************************************************************
-  Copyright (c) 2012, 2014 IBM Corp.
+  Copyright (c) 2012, 2015 IBM Corp.
  
   All rights reserved. This program and the accompanying materials
   are made available under the terms of the Eclipse Public License v1.0
@@ -24,7 +24,7 @@
   </taskdef>
 
   <property name="output.folder" value="build/output" /> 
-  <property name="release.version" value="1.0.2" />
+  <property name="release.version" value="1.0.3" />
 
   <property name="libname" value="mqttv3c" />
   <property name="libname.ssl" value="mqttv3cs" />