--- previous/src/debug/log.c	2018/04/24 19:32:07	1.1.1.4
+++ previous/src/debug/log.c	2018/04/24 19:33:57	1.1.1.5
@@ -123,11 +123,11 @@ void Log_UnInit(void)
 /**
  * Output string to log file
  */
-void Log_Printf(LOGTYPE nType, const char *psFormat, ...)
+void _Log_Printf(LOGTYPE nType, const char *psFormat, ...)
 {
 	va_list argptr;
 
-	if (hLogFile && nType <= TextLogLevel)
+	if (hLogFile && nType && nType <= TextLogLevel)
 	{
 		va_start(argptr, psFormat);
 		vfprintf(hLogFile, psFormat, argptr);
@@ -148,7 +148,7 @@ void Log_AlertDlg(LOGTYPE nType, const c
 	va_list argptr;
 
 	/* Output to log file: */
-	if (hLogFile && nType <= TextLogLevel)
+	if (hLogFile && nType && nType <= TextLogLevel)
 	{
 		va_start(argptr, psFormat);
 		vfprintf(hLogFile, psFormat, argptr);
@@ -159,7 +159,7 @@ void Log_AlertDlg(LOGTYPE nType, const c
 	}
 
 	/* Show alert dialog box: */
-	if (sdlscrn && nType <= AlertDlgLogLevel)
+	if (sdlscrn && nType && nType <= AlertDlgLogLevel)
 	{
 		char *psTmpBuf;
 		psTmpBuf = malloc(2048);