Added BRK and EXIT entry points

diff --git a/mach/xenix3/libsys/head_em.s b/mach/xenix3/libsys/head_em.s
index 5cb0d6f..1672971 100644 (file)
--- a/mach/xenix3/libsys/head_em.s
+++ b/mach/xenix3/libsys/head_em.s
@@ -3,6 +3,7 @@
 .define begtext,begdata,begbss,syscal
 .define hol0,.reghp,.limhp,.trppc,.ignmask
 .define ERANGE,ESET,EHEAP,ECASE,EILLINS,EIDIVZ,EODDZ
+.define EXIT,BRK
 .extern endbss
 
 ERANGE          = 1
@@ -55,8 +56,13 @@ begtext:
        mov     (.reghp),ax     ! on Xenix, heap begins above stack!
        pop     ax
        call    __m_a_i_n
+EXIT:
        push    ax
        call    __exit
+
+BRK:
+       jmp     __brk
+
 .sect  .data
 begdata:
 hol0: