include getopt.h only on win32

src/dbtools/dbLoadTemplate.y

@@ -38,7 +38,9 @@
 #include "macLib.h"
 #include "dbmf.h"
 #include "epicsVersion.h"
+#ifdef WIN32
 #include "getopt.h"
+#endif
 
 static int line_num;
 static int yyerror();