fi
-# PR 17185, see if we can get the libgc version to see if we need
-# to apply the workaround.
-for ac_header in gc/gc.h
-do :
- ac_fn_c_check_header_mongrel "$LINENO" "gc/gc.h" "ac_cv_header_gc_gc_h" "$ac_includes_default"
-if test "x$ac_cv_header_gc_gc_h" = x""yes; then :
- cat >>confdefs.h <<_ACEOF
-#define HAVE_GC_GC_H 1
-_ACEOF
-
-fi
-
-done
-
-for ac_func in setenv
-do :
- ac_fn_c_check_func "$LINENO" "setenv" "ac_cv_func_setenv"
-if test "x$ac_cv_func_setenv" = x""yes; then :
- cat >>confdefs.h <<_ACEOF
-#define HAVE_SETENV 1
-_ACEOF
-
-fi
-done
-
-
# --------------------- #
# Check for libmcheck. #
# --------------------- #
_ACEOF
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sigsetjmp" >&5
+$as_echo_n "checking for sigsetjmp... " >&6; }
+if test "${gdb_cv_func_sigsetjmp+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#include <setjmp.h>
+
+int
+main ()
+{
+sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gdb_cv_func_sigsetjmp=yes
+else
+ gdb_cv_func_sigsetjmp=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_sigsetjmp" >&5
+$as_echo "$gdb_cv_func_sigsetjmp" >&6; }
+if test $gdb_cv_func_sigsetjmp = yes; then
+
+$as_echo "#define HAVE_SIGSETJMP 1" >>confdefs.h
+
+fi
+
# Check the return and argument types of ptrace. No canned test for
# this, so roll our own.
fi
fi
-# Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
-# since sigsetjmp might only be defined as a macro.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sigsetjmp" >&5
-$as_echo_n "checking for sigsetjmp... " >&6; }
-if test "${gdb_cv_func_sigsetjmp+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-#include <setjmp.h>
-
-int
-main ()
-{
-sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
- gdb_cv_func_sigsetjmp=yes
-else
- gdb_cv_func_sigsetjmp=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gdb_cv_func_sigsetjmp" >&5
-$as_echo "$gdb_cv_func_sigsetjmp" >&6; }
-if test $gdb_cv_func_sigsetjmp = yes; then
-
-$as_echo "#define HAVE_SIGSETJMP 1" >>confdefs.h
-
-fi
-
# Assume we'll default to using the included libiberty regex.
gdb_use_included_regex=yes