S_ISREG          1345 file.c         #ifndef S_ISREG
S_ISREG          1363 file.c             if (S_ISREG(st.st_mode)) return Qtrue;
S_ISREG          1606 file.c             if (S_ISREG(st->st_mode)) {
S_ISREG          4268 file.c             if (S_ISREG(get_stat(obj)->st_mode)) return Qtrue;
S_ISREG           171 include/ruby/defines.h #ifndef S_ISREG
S_ISREG           470 io.c           #ifndef S_ISREG
S_ISREG           484 io.c                       !S_ISREG(buf.st_mode)
S_ISREG          1470 io.c               if (fstat(fptr->fd, &st) == 0  && S_ISREG(st.st_mode)
S_ISREG          7389 io.c               if (!S_ISREG(src_stat.st_mode))