==== 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                  0xfa9a6320c00  P readable   P unreadable
mmap xz                0xfa9a3e35000  P unreadable P unreadable
mmap x                 0xfa98d91f000  P readable   P readable  
mmap nrx               0xfa8f6ba0000  P readable   P readable  
mmap nwx               0xfa95822f000  P readable   P readable  
mmap xnwx              0xfa9a29e0000  P readable   P readable  
main                   0xfa6ca466420  P readable   P unreadable
libc                   0xfa9b1726be0  P readable   P unreadable