--- smsdaemon/SerialPort.cpp	2008/06/09 18:15:53	26
+++ smsdaemon/serialport/SerialPort.cpp	2008/11/02 20:14:20	114
@@ -31,6 +31,8 @@
 #include <sys/time.h>
 #include <signal.h>
 #include <strings.h>
+#include <string.h>
+#include <stdlib.h>
 
 namespace
 {
@@ -1227,7 +1229,7 @@
         //
         // Increase the elapsed number of milliseconds.
         //
-        int elapsed_ms = ( elapsed_time.tv_sec  * MILLISECONDS_PER_SEC +
+        unsigned int elapsed_ms = ( elapsed_time.tv_sec  * MILLISECONDS_PER_SEC +
                            elapsed_time.tv_usec / MICROSECONDS_PER_MS ) ;
         //
         // If more than msTimeout milliseconds have elapsed while
@@ -1290,7 +1292,7 @@
         //
         dataBuffer.reserve( numOfBytes ) ;
         //
-        for(int i=0; i<numOfBytes; ++i)
+        for(unsigned int i=0; i<numOfBytes; ++i)
         {
             dataBuffer.push_back( ReadByte(msTimeout) ) ;
         }