F_DUP2FD_CLOEXEC  343 maint/gnulib/lib/fcntl.c           #ifdef F_DUP2FD_CLOEXEC                /* FreeBSD, Solaris */
F_DUP2FD_CLOEXEC  344 maint/gnulib/lib/fcntl.c           case F_DUP2FD_CLOEXEC: