==== run-regress-xonly ====
cc -O2 -pipe  -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                  0x6e69a45a120  P readable   P unreadable
mmap xz                0x6e5cabd3000  P unreadable P unreadable
mmap x                 0x6e611bcc000  P readable   P readable  
mmap nrx               0x6e610e51000  P readable   P readable  
mmap nwx               0x6e5c22f4000  P readable   P readable  
mmap xnwx              0x6e63ff37000  P readable   P readable  
main                   0x6e3b32d4430  P readable   P unreadable
libc                   0x6e61eb7f090  P readable   P unreadable