* installing *source* package ‘minimaxALT’ ...
** this is package ‘minimaxALT’ version ‘1.0.0’
** package ‘minimaxALT’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C++ compiler: ‘Apple clang version 14.0.0 (clang-1400.0.29.202)’
using SDK: ‘MacOSX11.3.sdk’
clang++ -arch arm64 -std=gnu++17 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I. -I../inst/include -I'/Volumes/Builds/packages/big-sur-arm64/Rlib/4.5/Rcpp/include' -I'/Volumes/Builds/packages/big-sur-arm64/Rlib/4.5/RcppArmadillo/include' -I'/Volumes/Builds/packages/big-sur-arm64/Rlib/4.5/RcppGSL/include' -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c NelderMead.cpp -o NelderMead.o
In file included from NelderMead.cpp:3:
In file included from ./NelderMead.h:9:
./common.h:4:10: fatal error: 'armadillo' file not found
#include <armadillo>
         ^~~~~~~~~~~
1 error generated.
make: *** [NelderMead.o] Error 1
ERROR: compilation failed for package ‘minimaxALT’
* removing ‘/Volumes/Builds/packages/big-sur-arm64/results/4.5/minimaxALT.Rcheck/minimaxALT’