Fix build

nel/include/nel/misc/deep_ptr.h

@@ -46,9 +46,20 @@ public:
 	NL_FORCE_INLINE bool operator==(const T *p) const { return (m == p) || (m && p && *m == *p); }
 	NL_FORCE_INLINE bool operator!=(const T *p) const { return !(*this == p); }
 
+	NL_FORCE_INLINE bool operator==(const T &p) const { return (m == &p) || (m && *m == p); }
+	NL_FORCE_INLINE bool operator!=(const T &p) const { return !(*this == p); }
+
+	NL_FORCE_INLINE bool operator==(long int p) const { return (*this == (const T *)(ptrdiff_t)p); } //< == NULL
+	NL_FORCE_INLINE bool operator!=(long int p) const { return (*this != (const T *)(ptrdiff_t)p); } //< != NULL
+
 	NL_FORCE_INLINE bool operator==(int p) const { return (*this == (const T *)(ptrdiff_t)p); } //< == 0
 	NL_FORCE_INLINE bool operator!=(int p) const { return (*this != (const T *)(ptrdiff_t)p); } //< != 0
 
+#ifdef NL_CPP14
+	NL_FORCE_INLINE bool operator==(nullptr_t p) const { return (*this == (const T *)(ptrdiff_t)p); } //< == nullptr
+	NL_FORCE_INLINE bool operator!=(nullptr_t p) const { return (*this != (const T *)(ptrdiff_t)p); } //< != nullptr
+#endif
+
 	NL_FORCE_INLINE T &operator*() { return *m; }
 	NL_FORCE_INLINE const T &operator*() const { return *m; }
 	NL_FORCE_INLINE T *operator->() { return m; }