diff --git a/source/gl_rsurf.c b/source/gl_rsurf.c
index 7d272bd..f3acb67 100644
--- a/source/gl_rsurf.c
+++ b/source/gl_rsurf.c
@@ -143,7 +143,7 @@ void R_AddDynamicLights (msurface_t *surf)
 	float		dist, f;
 	vec3_t		impact, local;
 	// use 64bit integer...  shame it's not very standardized...
-#if _MSC_VER
+#if _MSC_VER || __BORLANDC__
 	__int64		k;
 #else
 	long long	k;