SDL: [N-Gage] Rename variable to avoid warning that the declaration of free' shadows global declaration.

SDL Commits
1 
From 93a5d33386ba867034d4ec09169325f8f5df3ce0 Mon Sep 17 00:00:00 2001
From: Michael Fitzmayer <[EMAIL REDACTED]>
Date: Tue, 5 May 2026 13:04:07 +0200
Subject: [PATCH] [N-Gage] Rename variable to avoid warning that the
 declaration of free' shadows global declaration.

---
 src/core/ngage/SDL_ngage.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/ngage/SDL_ngage.cpp b/src/core/ngage/SDL_ngage.cpp
index 518d43fd927f3..dcd1daca62803 100644
--- a/src/core/ngage/SDL_ngage.cpp
+++ b/src/core/ngage/SDL_ngage.cpp
@@ -53,8 +53,8 @@ void NGAGE_DebugPrintf(const char *fmt, ...)
 
 TInt NGAGE_GetFreeHeapMemory()
 {
-    TInt free = 0;
-    return User::Available(free);
+    TInt heap_available = 0;
+    return User::Available(heap_available);
 }
 
 #ifdef __cplusplus