The target is "make mandoc". And yes, if you don't specify --manpage, it'll put it in your prefix path by default. You only need to provide the additional --manpage information if you want to install it in a different location. You never have to copy it manually.

What does this mean? Jeffs-MacBook-Pro:build-clang jhammond$ make mandoc test -d /Users/jhammond/eclipse/MPICH/git/build-clang/man/man1 || mkdir -p /Users/jhammond/eclipse/MPICH/git/build-clang/man/man1 test -d /Users/jhammond/eclipse/MPICH/git/build-clang/man/man3 || mkdir -p /Users/jhammond/eclipse/MPICH/git/build-clang/man/man3 make mandoc-local DOCTEXTMAN src/mpi/attr/attr_delete.man-phony Error: Error reading nroff.def in path .:NONE/share or TEXTFILTER_PATH environment variable:-1 make[1]: *** [src/mpi/attr/attr_delete.man-phony] Error 1 make: *** [mandoc] Error 2 Thanks, Jeff -- Jeff Hammond [email protected]