configure: use AS_HELP_STRING for --with-iconv

diff --git a/configure.ng b/configure.ng
index 47c95990badac3a057b3469380ed011f93dcb870..c89096fd0f8febf02f3f1a08134ba7c686e387c3 100644 (file)
--- a/configure.ng
+++ b/configure.ng
@@ -518,7 +518,8 @@ if test "$x_ircplus_on" = "yes"; then
        # CHARCONV is the only function depending on it.
        x_iconv_on=no
        AC_ARG_WITH(iconv,
        # CHARCONV is the only function depending on it.
        x_iconv_on=no
        AC_ARG_WITH(iconv,

-               [  --with-iconv            enable character conversation using libiconv],
+               AS_HELP_STRING([--with-iconv],
+                              [enable character conversation using libiconv]),

                [ if test "$withval" != "no"; then
                        if test "$withval" != "yes"; then
                                CFLAGS="-I$withval/include $CFLAGS"
                [ if test "$withval" != "no"; then
                        if test "$withval" != "yes"; then
                                CFLAGS="-I$withval/include $CFLAGS"