ffs                55 lib/strings.in.h _GL_FUNCDECL_SYS (ffs, int, (int i));
ffs                57 lib/strings.in.h _GL_CXXALIAS_SYS (ffs, int, (int i));
ffs                58 lib/strings.in.h _GL_CXXALIASWARN (ffs);
ffs                62 lib/strings.in.h _GL_WARN_ON_USE (ffs, "ffs is not portable - use the ffs module");