From 0cf937810df19fd1860f120bbac5c75d0d44a117 Mon Sep 17 00:00:00 2001
From: Andrew Gadsby <andrew@gadsby.me.uk>
Date: Mon, 6 Jul 2026 15:51:35 +0100
Subject: [PATCH] Fix condition check for httpfd in display_str

Fixes issue where requesting version info from the HTML console causes a segmentation fault.

@gottfriedleibniz identified the fix for the cases where the httpd fd can be 0.
---
 version.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/version.c b/version.c
index 1b4d12579..f3c8c0c21 100644
--- a/version.c
+++ b/version.c
@@ -808,7 +808,7 @@ DLL_EXPORT int  get_buildinfo_strings(const char*** pppszBldInfoStr)
 static void display_str( FILE* f, int httpfd, const char* str )
 {
     if (f != stdout)
-        if (httpfd)
+        if (httpfd >= 0)
             hprintf( httpfd, "%s\n", str );
         else
             fprintf( f, "%s\n", str );