Improve documentation of syscall: unix: 44 profil() which was deprecated around OS X 10.6 and removed from the xnu kernel shipped with OS X 10.7. See unresolved bz#264253.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15259 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_syswrap/syswrap-darwin.c b/coregrind/m_syswrap/syswrap-darwin.c
index b547774..31ffc39 100644
--- a/coregrind/m_syswrap/syswrap-darwin.c
+++ b/coregrind/m_syswrap/syswrap-darwin.c
@@ -9414,7 +9414,11 @@
    GENXY(__NR_dup,         sys_dup), 
    MACXY(__NR_pipe,        pipe), 
    GENX_(__NR_getegid,     sys_getegid), 
-// _____(__NR_profil), 
+#if DARWIN_VERS >= DARWIN_10_7
+   _____(VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(44)),    // old profil
+#else
+// _____(__NR_profil),
+#endif
    _____(VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(45)),    // old ktrace
    MACXY(__NR_sigaction,   sigaction), 
    GENX_(__NR_getgid,      sys_getgid),