https://github.com/rdiankov/collada-dom/pull/40

From: Atsushi Watanabe <atsushi.w@ieee.org>
Date: Fri, 20 Jan 2023 14:59:45 +0900
Subject: [PATCH] Fix int return type

NULL is std::nullptr_t since gcc11 and not implicitly casted.
---
 dom/src/dae/daeDom.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/dom/src/dae/daeDom.cpp b/dom/src/dae/daeDom.cpp
index 916116e..c5312af 100644
--- a/dom/src/dae/daeDom.cpp
+++ b/dom/src/dae/daeDom.cpp
@@ -111,7 +111,7 @@ daeInt getDomAnyID(DAE& dae)
         return ColladaDOM141::domAny::ID();
     }
 #endif
-    return NULL;
+    return 0;
 }
 
 daeInt getDomSourceID(DAE& dae)
@@ -126,7 +126,7 @@ daeInt getDomSourceID(DAE& dae)
         return ColladaDOM141::domSource::ID();
     }
 #endif
-    return NULL;
+    return 0;
 }
 
 daeInt getDomCOLLADAID(const char* specversion)
@@ -141,7 +141,7 @@ daeInt getDomCOLLADAID(const char* specversion)
         return ColladaDOM141::domCOLLADA::ID();
     }
 #endif
-    return NULL;
+    return 0;
 }
 
 void copyElementAny(daeElementRef dstAny, daeElement* srcAny)