il_7029 Cdiff usr/src/lib/libc/common/sys/brk.s

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7029 want per-process exploit mitigation features (secflags)
7030 want basic address space layout randomization (aslr)
7031 noexec_user_stack should be a secflag
7032 want a means to forbid mappings around NULL.


*** 35,41 ****
   */
  
          ENTRY_NP(_brk_unlocked)
          SYSTRAP_RVAL1(brk)
          SYSCERROR
!         RETC
          SET_SIZE(_brk_unlocked)
--- 35,41 ----
   */
  
          ENTRY_NP(_brk_unlocked)
          SYSTRAP_RVAL1(brk)
          SYSCERROR
!         RET
          SET_SIZE(_brk_unlocked)