Current version, 1.1.7 fails to build in poudriere with R-4.6.0:

===>  Staging for R-cran-rlang-1.1.7
===>   Generating temporary packing list
* installing *source* package 'rlang' ...
** this is package 'rlang' version '1.1.7'
file 'src/internal/xxhash/xxhash.h' has the wrong MD5 checksum
** using staged installation
** libs
using C compiler: 'FreeBSD clang version 19.1.7 (https://github.com/llvm/llvm-project.git llvmorg-19.1.7-0-gcd708029e0b2)'
cc -std=gnu23 -I"/usr/local/lib/R/include" -DNDEBUG -I./rlang/  -DLIBICONV_PLUG -I/usr/local/include -isystem /usr/local/include   -fvisibility=hidden -fpic  -O2 -pipe  -DLIBICONV_PLUG -fstack-protector-strong -isystem /usr/local/include -fno-strict-aliasing   -c capture.c -o capture.o
capture.c:39:20: error: use of undeclared identifier 'PRENV'
   39 |         expr_env = PRENV(expr);
      |                    ^
capture.c:40:16: error: use of undeclared identifier 'PREXPR'
   40 |         expr = PREXPR(expr);
      |                ^
capture.c:70:16: error: use of undeclared identifier 'Rf_findVarInFrame3'
   70 |     SEXP sym = findVarInFrame3(rho, install("arg"), TRUE);
      |                ^
/usr/local/lib/R/include/Rinternals.h:920:26: note: expanded from macro 'findVarInFrame3'
  920 | #define findVarInFrame3         Rf_findVarInFrame3
      |                                 ^
capture.c:80:11: error: use of undeclared identifier 'PREXPR'
   80 |     sym = PREXPR(sym);
      |           ^
capture.c:94:8: error: use of undeclared identifier 'Rf_findVar'; did you mean 'Rf_findFun'?
   94 |         arg = findVar(sym, frame);
      |               ^~~~~~~
      |               Rf_findFun
/usr/local/lib/R/include/Rinternals.h:918:19: note: expanded from macro 'findVar'
  918 | #define findVar                 Rf_findVar
      |                                 ^
/usr/local/lib/R/include/Rinternals.h:494:6: note: 'Rf_findFun' declared here
  494 | SEXP Rf_findFun(SEXP, SEXP);
      |      ^
capture.c:113:25: error: use of undeclared identifier 'Rf_findVar'; did you mean 'Rf_findFun'?
  113 |     SEXP dots = PROTECT(findVar(R_DotsSymbol, frame));
      |                         ^~~~~~~
      |                         Rf_findFun
/usr/local/lib/R/include/Rinternals.h:918:19: note: expanded from macro 'findVar'
  918 | #define findVar                 Rf_findVar
      |                                 ^
/usr/local/lib/R/include/Rinternals.h:357:31: note: expanded from macro 'PROTECT'
  357 | #define PROTECT(s)      Rf_protect(s)
      |                                    ^
/usr/local/lib/R/include/Rinternals.h:494:6: note: 'Rf_findFun' declared here
  494 | SEXP Rf_findFun(SEXP, SEXP);
      |      ^
capture.c:177:25: error: use of undeclared identifier 'Rf_findVar'; did you mean 'Rf_findFun'?
  177 |     SEXP dots = PROTECT(findVar(R_DotsSymbol, frame));
      |                         ^~~~~~~
      |                         Rf_findFun
/usr/local/lib/R/include/Rinternals.h:918:19: note: expanded from macro 'findVar'
  918 | #define findVar                 Rf_findVar
      |                                 ^
/usr/local/lib/R/include/Rinternals.h:357:31: note: expanded from macro 'PROTECT'
  357 | #define PROTECT(s)      Rf_protect(s)
      |                                    ^
/usr/local/lib/R/include/Rinternals.h:494:6: note: 'Rf_findFun' declared here
  494 | SEXP Rf_findFun(SEXP, SEXP);
      |      ^
7 errors generated.
gmake: *** [/usr/local/lib/R/etc/Makeconf:190: capture.o] Error 1
ERROR: compilation failed for package 'rlang'
* removing '/wrkdirs/usr/ports/devel/R-cran-rlang/work/stage/usr/local/lib/R/library/rlang'
*** Error code 1

Stop.
make: stopped making "stage" in /usr/ports/devel/R-cran-rlang