getusershell     1475 lib/unistd.in.h _GL_FUNCDECL_SYS (getusershell, char *, (void));
getusershell     1477 lib/unistd.in.h _GL_CXXALIAS_SYS (getusershell, char *, (void));
getusershell     1478 lib/unistd.in.h _GL_CXXALIASWARN (getusershell);
getusershell     1482 lib/unistd.in.h _GL_WARN_ON_USE (getusershell, "getusershell is unportable - "