+2006-06-02 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/host-darwin.c (sigaltstack): Protect prototype with
+ HAVE_DECL_SIGALTSTACK.
+ (MC_FLD): New.
+ (segv_handler): Use MC_FLD.
+ * configure.ac: Check for a sigaltstack declaration.
+ Compute HAS_MCONTEXT_T_UNDERSCORES on Darwin.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
2006-06-03 J"orn Rennecke <joern.rennecke@st.com>
PR other/27850