minor fixes and indent

sesman/env.c

@@ -44,7 +44,7 @@ env_check_password_file(char* filename, char* password)
   rfbDesKey(g_fixedkey, 0);
   rfbDes((unsigned char*)encryptedPasswd, (unsigned char*)encryptedPasswd);
   fd = g_file_open(filename);
-  if (fd == 0)
+  if (fd == -1)
   {
     log_message(LOG_LEVEL_WARNING, "can't read vnc password file - %s",
                 filename);

sesman/sesman.c

@@ -41,7 +41,7 @@ extern int thread_sck;
  *
  */
 static void DEFAULT_CC 
-sesman_main_loop()
+sesman_main_loop(void)
 {
   int in_sck;
   int error;

sesman/thread.c

@@ -39,7 +39,7 @@ int thread_sck;
 
 /******************************************************************************/
 int DEFAULT_CC
-thread_sighandler_start()
+thread_sighandler_start(void)
 {
   int ret;
   sigset_t sigmask;
@@ -93,7 +93,7 @@ thread_sighandler_start()
 #ifdef JUST_TO_AVOID_COMPILER_ERRORS
 /******************************************************************************/
 int DEFAULT_CC
-thread_session_update_start()
+thread_session_update_start(void)
 {
   int ret;
   //starts the session update thread