+FPTOOLS_SET_C_LD_FLAGS([target],[CFLAGS],[LDFLAGS],[IGNORE_LINKER_LD_FLAGS],[CPPFLAGS])
+FPTOOLS_SET_C_LD_FLAGS([build],[CONF_CC_OPTS_STAGE0],[CONF_GCC_LINKER_OPTS_STAGE0],[CONF_LD_LINKER_OPTS_STAGE0],[CONF_CPP_OPTS_STAGE0])
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE1],[CONF_GCC_LINKER_OPTS_STAGE1],[CONF_LD_LINKER_OPTS_STAGE1],[CONF_CPP_OPTS_STAGE1])
+# Stage 3 won't be supported by cross-compilation
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE2],[CONF_GCC_LINKER_OPTS_STAGE2],[CONF_LD_LINKER_OPTS_STAGE2],[CONF_CPP_OPTS_STAGE2])
+
+AC_SUBST(CONF_CC_OPTS_STAGE0)
+AC_SUBST(CONF_CC_OPTS_STAGE1)
+AC_SUBST(CONF_CC_OPTS_STAGE2)
+AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE0)
+AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE1)
+AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE2)
+AC_SUBST(CONF_LD_LINKER_OPTS_STAGE0)
+AC_SUBST(CONF_LD_LINKER_OPTS_STAGE1)
+AC_SUBST(CONF_LD_LINKER_OPTS_STAGE2)
+AC_SUBST(CONF_CPP_OPTS_STAGE0)
+AC_SUBST(CONF_CPP_OPTS_STAGE1)
+AC_SUBST(CONF_CPP_OPTS_STAGE2)
+
+#
+dnl ** how to invoke `ar' and `ranlib'
+#
+FP_PROG_AR_NEEDS_RANLIB