Merge mysql.com:/home/kent/bk/tmp/mysql-4.1-build

into  mysql.com:/home/kent/bk/tmp/mysql-5.0-build


configure.in:
  Auto merged

configure.in

@@ -778,6 +778,9 @@ AC_CHECK_FUNC(bind, , AC_CHECK_LIB(bind, bind))
 # Check if crypt() exists in libc or libcrypt, sets LIBS if needed
 AC_SEARCH_LIBS(crypt, crypt, AC_DEFINE(HAVE_CRYPT, 1, [crypt]))
 
+# For the sched_yield() function on Solaris
+AC_CHECK_FUNC(sched_yield, , AC_CHECK_LIB(posix4, sched_yield))
+
 MYSQL_CHECK_ZLIB_WITH_COMPRESS
 
 # For large pages support