+ ac_build_prefix=${build_alias}-
+ AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
+ if test -z "$BUILD_CXX"; then
+ AC_CHECK_PROG(BUILD_CXX, g++, g++)
+ if test -z "$BUILD_CXX"; then
+ AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
+ fi
+ fi