* installing *source* package 'MPSEM' ...
** using staged installation
** libs
using C compiler: 'gcc.exe (GCC) 13.2.0'
gcc  -I"D:/RCompile/recent/R/include" -DNDEBUG     -I"d:/rtools44/x86_64-w64-mingw32.static.posix/include" -DSTRICT_R_HEADERS=1     -pedantic -Wstrict-prototypes -O2 -Wall  -mfpmath=sse -msse2 -mstackrealign  -c MPSEM.c -o MPSEM.o
In file included from MPSEM.c:29:
MPSEM.h:32:16: error: expected ';', ',' or ')' before numeric constant
   32 | #define length 0x0
      |                ^~~
MPSEM.h:32:16: error: expected ';', ',' or ')' before numeric constant
   32 | #define length 0x0
      |                ^~~
make: *** [D:/RCompile/recent/R/etc/x64/Makeconf:290: MPSEM.o] Error 1
ERROR: compilation failed for package 'MPSEM'
* removing 'd:/RCompile/CRANincoming/R-devel/lib/MPSEM'