remove warning about parse_cli_options not returning a value.

src/options.c

@@ -115,10 +115,9 @@ int parse_int(const char *str1, int min, int max)
   tmp = strtol(str1, 0, 0);
   if (tmp > max) { tmp = max; }
   if (tmp < min) { tmp = min; }
-  printf ( "TMP %d\n", tmp);
   return tmp;
 }
-int parse_cli_options(int argc, char **argv) {
+void parse_cli_options(int argc, char **argv) {
   int	i;
   int tmp1;
   int	skip_amt;

src/options.h

@@ -1,7 +1,7 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-  int parse_cli_options(int argc, char **argv);
+  void parse_cli_options(int argc, char **argv);
 #ifdef __cplusplus
 }
 #endif

src/sim65816.c

@@ -885,7 +885,6 @@ void banner() {
 int gsplusmain(int argc, char **argv) {
   int diff;
   int skip_amt;
-  int tmp1;
   int i;
   char    *final_arg = 0;
 
@@ -896,7 +895,7 @@ int gsplusmain(int argc, char **argv) {
   // OG Restoring globals
   sim65816_initglobals();
   moremem_init();
-  tmp1 = parse_cli_options(argc, argv);
+  parse_cli_options(argc, argv);