add note re iconv in glibc

diff --git a/doc/build.html b/doc/build.html
index 5cf986bfd017be2c3fc12cad29003be5f4a34cb5..eb9b9e96e4b20d89c8517393447422a52a076130 100644 (file)
--- a/doc/build.html
+++ b/doc/build.html
@@ -35,6 +35,9 @@ http://prdownloads.sourceforge.net/expat/expat-1.95.5.tar.gz</a>
 <a href="http://ftp.gnu.org/gnu/gettext/gettext-0.11.5.tar.gz">
 http://ftp.gnu.org/gnu/gettext/gettext-0.11.5.tar.gz</a>
 <li>ICONV (string converstion for text internationalization)
+(Many systems already provide iconv in glibc.  Check to see if you already
+have a working /usr/bin/iconv before installing this extra package.)
+<br>
 <a href="http://ftp.gnu.org/gnu/libiconv/libiconv-1.8.tar.gz">
 http://ftp.gnu.org/gnu/libiconv/libiconv-1.8.tar.gz</a>
 <li>TCL (a command interpreter for the tcldot GUI)