mkdir -p /c/Users/landamar/grass_packager/grass85/addons/r.pops.spread/bin
mkdir -p /c/Users/landamar/grass_packager/grass85/addons/r.pops.spread/etc
mkdir -p /c/Users/landamar/grass_packager/grass85/addons/r.pops.spread/docs/html
mkdir -p /c/Users/landamar/grass_packager/grass85/addons/r.pops.spread/docs/man
mkdir -p /c/Users/landamar/grass_packager/grass85/addons/r.pops.spread/docs/man/man1
test -d OBJ.x86_64-w64-mingw32 || mkdir -p OBJ.x86_64-w64-mingw32
x86_64-w64-mingw32-g++ -I/c/osgeo4w/include -pipe -I/c/osgeo4w/include -I/usr/src/grass85/dist.x86_64-w64-mingw32/include -I/usr/src/grass85/dist.x86_64-w64-mingw32/include  -D_FILE_OFFSET_BITS=64 -I/c/osgeo4w/include -std=c++11 -Wall -Wextra -Werror=return-type -fpermissive  -I/c/osgeo4w/include -I/c/osgeo4w/include -DPACKAGE=\""grassmods"\"  -I/c/osgeo4w/include -Ipops-core/include -I/usr/src/grass85/dist.x86_64-w64-mingw32/include -I/usr/src/grass85/dist.x86_64-w64-mingw32/include -DRELDIR=\"/c/msys64/usr/src/grass8-addons/src/raster/r.pops.spread\" -o OBJ.x86_64-w64-mingw32/main.o -c main.cpp
In file included from main.cpp:18:
graster.hpp:23:10: fatal error: grass/gis.h: No such file or directory
   23 | #include <grass/gis.h>
      |          ^~~~~~~~~~~~~
compilation terminated.
make: *** [/c/msys64/usr/src/grass85/include/Make/Compile.make:35: OBJ.x86_64-w64-mingw32/main.o] Error 1