==== run-regress-xonly ====
cc -O2 -pipe  -g -Wall -Wpointer-arith -Wuninitialized -Wstrict-prototypes -Wmissing-prototypes -Wunused -Wsign-compare -Wshadow  -MD -MP  -c /home/src/regress/sys/kern/xonly/xonly.c
cc   -o xonly xonly.o 
./xonly
                                      userland     kernel
ld.so                  0xd0c0a568930  P readable   P unreadable
mmap xz                0xd0ca7c31000  P unreadable P unreadable
mmap x                 0xd0c74027000  P readable   P readable  
mmap nrx               0xd0bf4a3b000  P readable   P readable  
mmap nwx               0xd0c5dd80000  P readable   P readable  
mmap xnwx              0xd0c1712b000  P readable   P readable  
main                   0xd09e3ee6410  P readable   P unreadable
libc                   0xd0bead05380  P readable   P unreadable