==== 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                  0x6fe2f42bca0  P readable   P unreadable
mmap xz                0x6fed4e34000  P unreadable P unreadable
mmap x                 0x6feb99cb000  P readable   P readable  
mmap nrx               0x6ff0219f000  P readable   P readable  
mmap nwx               0x6fe334f8000  P readable   P readable  
mmap xnwx              0x6ff1937f000  P readable   P readable  
main                   0x6fc29172420  P readable   P unreadable
libc                   0x6ff03872190  P readable   P unreadable