mkdir -p /c/Users/landamar/grass_packager/grass831/addons/i.lmf/bin
mkdir -p /c/Users/landamar/grass_packager/grass831/addons/i.lmf/etc
mkdir -p /c/Users/landamar/grass_packager/grass831/addons/i.lmf/docs/html
mkdir -p /c/Users/landamar/grass_packager/grass831/addons/i.lmf/docs/man
mkdir -p /c/Users/landamar/grass_packager/grass831/addons/i.lmf/docs/man/man1
test -d OBJ.x86_64-w64-mingw32 || mkdir -p OBJ.x86_64-w64-mingw32
x86_64-w64-mingw32-gcc -I/c/osgeo4w/include -g -O2  -I/c/osgeo4w/include -I/usr/src/grass831/dist.x86_64-w64-mingw32/include -I/usr/src/grass831/dist.x86_64-w64-mingw32/include  -D_FILE_OFFSET_BITS=64  -DPACKAGE=\""grassmods"\"   -I/usr/src/grass831/dist.x86_64-w64-mingw32/include -I/usr/src/grass831/dist.x86_64-w64-mingw32/include -DRELDIR=\"/c/msys64/usr/src/grass8-addons/src/imagery/i.lmf\" -o OBJ.x86_64-w64-mingw32/fitting.o -c fitting.c
fitting.c: In function 'fitting':
fitting.c:85:5: error: 'return' with no value, in function returning non-void [-Wreturn-mismatch]
   85 |     return;
      |     ^~~~~~
fitting.c:12:5: note: declared here
   12 | int fitting(int npoint, int nfunc, double *dat, int *idx1, double f[][MAXF],
      |     ^~~~~~~
make: *** [/c/msys64/usr/src/grass831/include/Make/Compile.make:32: OBJ.x86_64-w64-mingw32/fitting.o] Error 1