==== run-regress-msgtest ====
cc -O2 -pipe  -g  -MD -MP  -c /home/src/regress/sys/kern/sysvmsg/msgtest.c
/home/src/regress/sys/kern/sysvmsg/msgtest.c:219:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
  219 | sigsys_handler(signo)
      | ^
/home/src/regress/sys/kern/sysvmsg/msgtest.c:227:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
  227 | sigchld_handler(signo)
      | ^
/home/src/regress/sys/kern/sysvmsg/msgtest.c:277:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
  277 | print_msqid_ds(mp, mode)
      | ^
3 warnings generated.
cc   -o msgtest msgtest.o 
./msgtest