@@ -21,17 +21,18 @@
 		fi
 	else
 		tclconfigsh="${with_tcl}/tclConfig.sh"
 	fi
 
-
-	source "${tclconfigsh}"
+	if test -f "${tclconfigsh}"; then
+		source "${tclconfigsh}"
 
-	CFLAGS="${CFLAGS} ${TCL_INCLUDE_SPEC} -I${TCL_SRC_DIR}/generic"
-	CPPFLAGS="${CPPFLAGS} ${TCL_INCLUDE_SPEC} -I${TCL_SRC_DIR}/generic"
-	LDFLAGS="${LDFLAGS}"
-	LIBS="${LIBS} ${TCL_LIBS}"
+		CFLAGS="${CFLAGS} ${TCL_INCLUDE_SPEC} -I${TCL_SRC_DIR}/generic"
+		CPPFLAGS="${CPPFLAGS} ${TCL_INCLUDE_SPEC} -I${TCL_SRC_DIR}/generic"
+		LDFLAGS="${LDFLAGS}"
+		LIBS="${LIBS} ${TCL_LIBS}"
+	fi
 
 	AC_SUBST(CFLAGS)
 	AC_SUBST(CPPFLAGS)
 	AC_SUBST(LDFLAGS)
 	AC_SUBST(LIBS)