fix msvc compile. Cleanup some warnings.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@660 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch_platform.h

@@ -113,6 +113,7 @@ typedef unsigned long	in_addr_t;
 #else
 #define SWITCH_MOD_DECLARE(type)		__declspec(dllimport) type __cdecl
 #endif
+#define SIGHUP SIGTERM
 #else //not win32
 #define SWITCH_DECLARE(type) type
 #define SWITCH_DECLARE_NONSTD(type) type

src/include/switch_utils.h

@@ -79,7 +79,7 @@ SWITCH_DECLARE(char) switch_rfc2833_to_char(int event);
   \param the charecter to encode
   \return the event id for the specified character or -1 on an invalid input
 */
-SWITCH_DECLARE(int) switch_char_to_rfc2833(char key);
+SWITCH_DECLARE(unsigned char) switch_char_to_rfc2833(char key);
 
 /*!
   \brief Duplicate a string