Fill in number

Author: DavisVaughan

NEWS.md

@@ -2,7 +2,7 @@
 
 * `R_NO_REMAP` and `STRICT_R_HEADERS` are now conditionally defined only if they
   have not already been defined elsewhere. This is motivated by the fact that
-  `R_NO_REMAP` is becoming the default for C++ code in R 4.5.0 (#TODO).
+  `R_NO_REMAP` is becoming the default for C++ code in R 4.5.0 (#410).
 
 # cpp11 0.5.0