--- fox-1.7.84/lib/FXAtomic.cpp.orig	2023-06-14 06:50:33.000000000 +0200
+++ fox-1.7.84/lib/FXAtomic.cpp	2023-10-26 06:19:01.695280795 +0200
@@ -721,7 +721,7 @@ FXptr atomicSet(volatile FXptr* ptr,FXpt
   return result;
 #elif (defined(WIN32) && (_MSC_VER >= 1500))
   return (FXptr)_InterlockedExchange((LONG*)ptr,(LONG)v);
-#elif (defined(HAVE_INLINE_ASSEMBLY) && defined(__i386__))
+#elif (defined(HAVE_INLINE_ASSEMBLY) && (defined(__i386__) || (defined(__x86_64__) && defined(__ILP32__))))
   FXptr ret=v;
   __asm__ __volatile__("xchgl %0, (%1)\n\t" : "=r"(ret) : "r"(ptr), "0"(ret) : "memory", "cc");
   return ret;
@@ -746,7 +746,7 @@ FXptr atomicAdd(volatile FXptr* ptr,FXiv
   return (FXptr)_InterlockedExchangeAdd64((volatile LONGLONG*)ptr,(LONGLONG)v);
 #elif (defined(WIN32) && (_MSC_VER >= 1600))
   return (FXptr)_InterlockedExchangeAdd((volatile LONG*)ptr,(LONG)v);
-#elif (defined(HAVE_INLINE_ASSEMBLY) && defined(__i386__))
+#elif (defined(HAVE_INLINE_ASSEMBLY) && (defined(__i386__) || (defined(__x86_64__) && defined(__ILP32__))))
   FXptr ret=(void*)v;
   __asm__ __volatile__ ("lock\n\t"
                         "xaddl %0, (%1)\n\t" : "=r"(ret) : "r"(ptr), "0"(ret) : "memory", "cc");
@@ -772,7 +772,7 @@ FXptr atomicCas(volatile FXptr* ptr,FXpt
   return (FXptr)_InterlockedCompareExchange64((volatile LONGLONG*)ptr,(LONGLONG)v,(LONGLONG)expect);
 #elif defined(WIN32) && (MSC_VER >=1500)
   return (FXptr)_InterlockedCompareExchange((volatile LONG*)ptr,(LONG)v,(LONG)expect);
-#elif (defined(HAVE_INLINE_ASSEMBLY) && defined(__i386__))
+#elif (defined(HAVE_INLINE_ASSEMBLY) && (defined(__i386__) || (defined(__x86_64__) && defined(__ILP32__))))
   FXptr ret;
   __asm__ __volatile__("lock\n\t"
                        "cmpxchgl %2, (%1)\n\t" : "=a"(ret) : "r"(ptr), "r"(v), "a"(expect) : "memory", "cc");
@@ -800,7 +800,7 @@ FXbool atomicBoolCas(volatile FXptr* ptr
   return (_InterlockedCompareExchange64((volatile LONGLONG*)ptr,(LONGLONG)v,(LONGLONG)expect)==(LONGLONG)expect);
 #elif defined(WIN32) && (MSC_VER >=1500)
   return (_InterlockedCompareExchange((volatile LONG*)ptr,(LONG)v,(LONG)expect)==(LONG)expect);
-#elif (defined(HAVE_INLINE_ASSEMBLY) && defined(__i386__))
+#elif (defined(HAVE_INLINE_ASSEMBLY) && (defined(__i386__) || (defined(__x86_64__) && defined(__ILP32__))))
   FXbool ret;
   __asm__ __volatile__ ("lock\n\t"
                         "cmpxchgl %2, (%1)\n\t"