Update links in gawkinet.texi.

3 files changed, 69 insertions, 100 deletions

diff --git a/doc/ChangeLog b/doc/ChangeLog
index 3e58a174..7280e82a 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,7 @@
+2020-12-04         Juergen Kahrs         <juergen.kahrs@googlemail.com>
+
+	* gawkinet.texi: Update urefs.
+
 2020-12-01         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* gawkinet.texi: Lots of cleanup edits. Bump the minor part
diff --git a/doc/gawkinet.info b/doc/gawkinet.info
index 2a75964f..71e29b93 100644
--- a/doc/gawkinet.info
+++ b/doc/gawkinet.info
@@ -2565,7 +2565,7 @@ negative variances causes invalid results.
    (1) Due to licensing problems, the default installation of GNUPlot
 disables the generation of '.gif' files.  If your installed version does
 not accept 'set term gif', just download and install the most recent
-version of GNUPlot and the GD library (http://www.boutell.com/gd/) by
+version of GNUPlot and the GD library (https://libgd.github.io/) by
 Thomas Boutell.  Otherwise you still have the chance to generate some
 ASCII-art style images with GNUPlot by using 'set term dumb'.  (We tried
 it and it worked.)
@@ -2984,7 +2984,7 @@ and report it to the originating host, whose name is stored in
 
    ---------- Footnotes ----------
 
-   (1) <http://www.research.ibm.com/massive/mobag.ps>
+   (1) <https://link.springer.com/chapter/10.1007/3-540-62852-5_4>
 
 
 File: gawkinet.info,  Node: STOXPRED,  Next: PROTBASE,  Prev: MOBAGWHO,  Up: Some Applications and Techniques
@@ -3568,7 +3568,7 @@ This section lists the URLs for various items discussed in this Info
 file.  They are presented in the order in which they appear.
 
 'Internet Programming with Python'
-     <http://www.fsbassociates.com/books/python.htm>
+     <http://cewing.github.io/training.python_web/html/index.html>
 
 'Advanced Perl Programming'
      <http://www.oreilly.com/catalog/advperl>
@@ -3577,73 +3577,59 @@ file.  They are presented in the order in which they appear.
      <http://www.oreilly.com/catalog/webclient>
 
 Richard Stevens's home page and book
-     <http://www.kohala.com/~rstevens>
-
-The SPAK home page
-     <http://www.userfriendly.net/linux/RPM/contrib/libc6/i386/spak-0.6b-1.i386.html>
+     <http://www.kohala.com/start>
 
 Volume III of 'Internetworking with TCP/IP', by Comer and Stevens
      <http://www.cs.purdue.edu/homes/dec/tcpip3s.cont.html>
 
 XBM Graphics File Format
-     <http://www.wotsit.org/download.asp?f=xbm>
+     <https://en.wikipedia.org/wiki/X_BitMap>
 
 GNUPlot
-     <http://www.cs.dartmouth.edu/gnuplot_info.html>
+     <http://www.gnuplot.info>
 
 Mark Humphrys' Eliza page
-     <http://www.compapp.dcu.ie/~humphrys/eliza.html>
-
-Yahoo! Eliza Information
-     <http://dir.yahoo.com/Recreation/Games/Computer_Games/Internet_Games/Web_Games/Artificial_Intelligence>
+     <https://computing.dcu.ie/~humphrys/eliza.html>
 
-Java versions of Eliza
-     <http://www.tjhsst.edu/Psych/ch1/eliza.html>
+Eliza on Wikipedia
+     <https://en.wikipedia.org/wiki/ELIZA>
 
 Java versions of Eliza with source code
-     <http://home.adelphia.net/~lifeisgood/eliza/eliza.htm>
-
-Eliza Programs with Explanations
-     <http://chayden.net/chayden/eliza/Eliza.shtml>
+     <https://github.com/codeanticode/eliza>
 
 Loebner Contest
-     <http://acm.org/~loebner/loebner-prize.htmlx>
+     <https://www.ocf.berkeley.edu/~arihuang/academic/research/loebner.html>
 
 Tck/Tk Information
-     <http://www.scriptics.com/>
+     <https://en.wikipedia.org/wiki/Tcl>
 
 Intel 80x86 Processors
-     <http://developer.intel.com/design/platform/embedpc/what_is.htm>
+Embedded PCs
+     <https://en.wikipedia.org/wiki/Embedded_system>
 
 AMD Elan Processors
-     <http://www.amd.com/products/epd/processors/4.32bitcont/32bitcont/index.html>
+     <https://en.wikipedia.org/wiki/Am5x86>
 
 XINU
-     <http://willow.canberra.edu.au/~chrisc/xinu.html>
+     <https://xinu.cs.purdue.edu>
 
 GNU/Linux
-     <http://uclinux.lineo.com/>
-
-Embedded PCs
-     <http://dir.yahoo.com/Business_and_Economy/Business_to_Business/Computers/Hardware/Embedded_Control/>
+     <https://en.wikipedia.org/wiki/GNU/Linux_naming_controversy>
 
 MiniSQL
-     <http://www.hughes.com.au/library/>
+     <https://hughestech.com.au/products/msql>
 
 Market Share Surveys
      <http://www.netcraft.com/survey>
 
 'Numerical Recipes in C: The Art of Scientific Computing'
-     <http://www.nr.com>
+     <http://numerical.recipes/>
 
 VRML
-     <http://www.vrml.org>
-
-The VRML FAQ
-     <http://www.vrml.org/technicalinfo/specifications/specifications.htm#FAQ>
+     <https://en.wikipedia.org/wiki/VRML>
 
 The UMBC Agent Web
-     <http://www.cs.umbc.edu/agents>
+     <https://agents.umbc.edu>
 
 Apache Web Server
      <http://www.apache.org>
@@ -3652,34 +3638,31 @@ National Center for Biotechnology Information (NCBI)
      <http://www.ncbi.nlm.nih.gov>
 
 Basic Local Alignment Search Tool (BLAST)
-     <http://www.ncbi.nlm.nih.gov/BLAST/blast_overview.html>
-
-NCBI Home Page
-     <http://www.ncbi.nlm.nih.gov>
+     <https://www.nature.com/scitable/topicpage/basic-local-alignment-search-tool-blast-29096>
 
 BLAST Pages
      <http://www.ncbi.nlm.nih.gov/BLAST>
 
 BLAST Demonstration Client
-     <ftp://ncbi.nlm.nih.gov/blast/blasturl/>
+     <http://www.genebee.msu.su/blast/blast_overview.html#Network>
 
 BLAST anonymous FTP location
-     <ftp://ncbi.nlm.nih.gov/blast/network/netblast/>
+     <https://www.ncbi.nlm.nih.gov/books/NBK62345/>
 
 BLAST 2.0 Executables
-     <ftp://ncbi.nlm.nih.gov/blast/executables/>
+     <ftp://ftp.ncbi.nlm.nih.gov/blast/executables/blast+/LATEST>
 
 IUB/IUPAC Amino Acid and Nucleic Acid Codes
-     <http://www.uthscsa.edu/geninfo/blastmail.html#item6>
+     <https://en.wikipedia.org/wiki/Nucleic_acid_notation>
 
 FASTA/Pearson Format
-     <http://www.ncbi.nlm.nih.gov/BLAST/fasta.html>
+     <https://de.wikipedia.org/wiki/FASTA-Format>
 
 Fasta/Pearson Sequence in Java
      <http://www.kazusa.or.jp/java/codon_table_java/>
 
 Book Review of 'Introduction to Computational Biology'
-     <http://www.acm.org/crossroads/xrds5-1/introcb.html>
+     <https://dl.acm.org/doi/abs/10.1145/332925.332927>
 
 'Developing Bioinformatics Computer Skills'
      <http://www.oreilly.com/catalog/bioskills/>
@@ -4404,15 +4387,15 @@ Node: URLCHK96337
 Node: WEBGRAB100181
 Node: STATIST104645
 Ref: STATIST-Footnote-1117793
-Node: MAZE118238
-Node: MOBAGWHO124463
-Ref: MOBAGWHO-Footnote-1138365
-Node: STOXPRED138420
-Node: PROTBASE152712
-Ref: PROTBASE-Footnote-1165879
-Node: Links165994
-Node: GNU Free Documentation License169426
-Node: Index194546
+Node: MAZE118236
+Node: MOBAGWHO124461
+Ref: MOBAGWHO-Footnote-1138363
+Node: STOXPRED138431
+Node: PROTBASE152723
+Ref: PROTBASE-Footnote-1165890
+Node: Links166005
+Node: GNU Free Documentation License168896
+Node: Index194016
 
 End Tag Table
 
diff --git a/doc/gawkinet.texi b/doc/gawkinet.texi
index f4dd2f6f..7a44fd55 100644
--- a/doc/gawkinet.texi
+++ b/doc/gawkinet.texi
@@ -2902,8 +2902,7 @@ files.@footnote{Due to licensing problems, the default
 installation of GNUPlot disables the generation of @file{.gif} files.
 If your installed version does not accept @samp{set term gif},
 just download and install the most recent version of GNUPlot and the
-@c FIXME: URL doesn't work
-@uref{http://www.boutell.com/gd/, GD library}
+@uref{https://libgd.github.io/, GD library}
 by Thomas Boutell.
 Otherwise you still have the chance to generate some
 ASCII-art style images with GNUPlot by using @samp{set term dumb}.
@@ -3311,7 +3310,7 @@ paradigm that enables us to significantly increase the efficiency
 of our work. Mobile agents could become the mediators between users and
 the networking world. For an unbiased view at this technology,
 see the remarkable paper @cite{Mobile Agents: Are they a good
-idea?}.@footnote{@uref{http://www.research.ibm.com/massive/mobag.ps}}
+idea?}.@footnote{@uref{https://link.springer.com/chapter/10.1007/3-540-62852-5_4}}
 
 When trying to migrate a process from one system to another,
 a server process is needed on the receiving side. Depending on the kind
@@ -4298,7 +4297,7 @@ They are presented in the order in which they appear.
 @table @asis
 
 @item @cite{Internet Programming with Python}
-@uref{http://www.fsbassociates.com/books/python.htm}
+@uref{http://cewing.github.io/training.python_web/html/index.html}
 
 @item @cite{Advanced Perl Programming}
 @uref{http://www.oreilly.com/catalog/advperl}
@@ -4307,73 +4306,59 @@ They are presented in the order in which they appear.
 @uref{http://www.oreilly.com/catalog/webclient}
 
 @item Richard Stevens's home page and book
-@uref{http://www.kohala.com/~rstevens}
-
-@item The SPAK home page
-@uref{http://www.userfriendly.net/linux/RPM/contrib/libc6/i386/spak-0.6b-1.i386.html}
+@uref{http://www.kohala.com/start}
 
 @item Volume III of @cite{Internetworking with TCP/IP}, by Comer and Stevens
 @uref{http://www.cs.purdue.edu/homes/dec/tcpip3s.cont.html}
 
 @item XBM Graphics File Format
-@uref{http://www.wotsit.org/download.asp?f=xbm}
+@uref{https://en.wikipedia.org/wiki/X_BitMap}
 
 @item GNUPlot
-@uref{http://www.cs.dartmouth.edu/gnuplot_info.html}
+@uref{http://www.gnuplot.info}
 
 @item Mark Humphrys' Eliza page
-@uref{http://www.compapp.dcu.ie/~humphrys/eliza.html}
-
-@item Yahoo! Eliza Information
-@uref{http://dir.yahoo.com/Recreation/Games/Computer_Games/Internet_Games/Web_Games/Artificial_Intelligence}
+@uref{https://computing.dcu.ie/~humphrys/eliza.html}
 
-@item Java versions of Eliza
-@uref{http://www.tjhsst.edu/Psych/ch1/eliza.html}
+@item Eliza on Wikipedia 
+@uref{https://en.wikipedia.org/wiki/ELIZA}
 
 @item Java versions of Eliza with source code
-@uref{http://home.adelphia.net/~lifeisgood/eliza/eliza.htm}
-
-@item Eliza Programs with Explanations
-@uref{http://chayden.net/chayden/eliza/Eliza.shtml}
+@uref{https://github.com/codeanticode/eliza}
 
 @item Loebner Contest
-@uref{http://acm.org/~loebner/loebner-prize.htmlx}
+@uref{https://www.ocf.berkeley.edu/~arihuang/academic/research/loebner.html}
 
 @item Tck/Tk Information
-@uref{http://www.scriptics.com/}
+@uref{https://en.wikipedia.org/wiki/Tcl}
 
 @item Intel 80x86 Processors
-@uref{http://developer.intel.com/design/platform/embedpc/what_is.htm}
+@item Embedded PCs
+@uref{https://en.wikipedia.org/wiki/Embedded_system}
 
 @item AMD Elan Processors
-@uref{http://www.amd.com/products/epd/processors/4.32bitcont/32bitcont/index.html}
+@uref{https://en.wikipedia.org/wiki/Am5x86}
 
 @item XINU
-@uref{http://willow.canberra.edu.au/~chrisc/xinu.html }
+@uref{https://xinu.cs.purdue.edu}
 
 @item GNU/Linux
-@uref{http://uclinux.lineo.com/}
-
-@item Embedded PCs
-@uref{http://dir.yahoo.com/Business_and_Economy/Business_to_Business/Computers/Hardware/Embedded_Control/}
+@uref{https://en.wikipedia.org/wiki/GNU/Linux_naming_controversy}
 
 @item MiniSQL
-@uref{http://www.hughes.com.au/library/}
+@uref{https://hughestech.com.au/products/msql}
 
 @item Market Share Surveys
 @uref{http://www.netcraft.com/survey}
 
 @item @cite{Numerical Recipes in C: The Art of Scientific Computing}
-@uref{http://www.nr.com}
+@uref{http://numerical.recipes/}
 
 @item VRML
-@uref{http://www.vrml.org}
-
-@item The VRML FAQ
-@uref{http://www.vrml.org/technicalinfo/specifications/specifications.htm#FAQ}
+@uref{https://en.wikipedia.org/wiki/VRML}
 
 @item The UMBC Agent Web
-@uref{http://www.cs.umbc.edu/agents }
+@uref{https://agents.umbc.edu}
 
 @item Apache Web Server
 @uref{http://www.apache.org}
@@ -4382,34 +4367,31 @@ They are presented in the order in which they appear.
 @uref{http://www.ncbi.nlm.nih.gov}
 
 @item Basic Local Alignment Search Tool (BLAST)
-@uref{http://www.ncbi.nlm.nih.gov/BLAST/blast_overview.html}
-
-@item NCBI Home Page
-@uref{http://www.ncbi.nlm.nih.gov}
+@uref{https://www.nature.com/scitable/topicpage/basic-local-alignment-search-tool-blast-29096}
 
 @item BLAST Pages
 @uref{http://www.ncbi.nlm.nih.gov/BLAST}
 
 @item BLAST Demonstration Client
-@uref{ftp://ncbi.nlm.nih.gov/blast/blasturl/}
+@uref{http://www.genebee.msu.su/blast/blast_overview.html#Network}
 
 @item BLAST anonymous FTP location
-@uref{ftp://ncbi.nlm.nih.gov/blast/network/netblast/}
+@uref{https://www.ncbi.nlm.nih.gov/books/NBK62345/}
 
 @item BLAST 2.0 Executables
-@uref{ftp://ncbi.nlm.nih.gov/blast/executables/}
+@uref{ftp://ftp.ncbi.nlm.nih.gov/blast/executables/blast+/LATEST}
 
 @item IUB/IUPAC Amino Acid and Nucleic Acid Codes
-@uref{http://www.uthscsa.edu/geninfo/blastmail.html#item6}
+@uref{https://en.wikipedia.org/wiki/Nucleic_acid_notation}
 
 @item FASTA/Pearson Format
-@uref{http://www.ncbi.nlm.nih.gov/BLAST/fasta.html}
+@uref{https://de.wikipedia.org/wiki/FASTA-Format}
 
 @item Fasta/Pearson Sequence in Java
 @uref{http://www.kazusa.or.jp/java/codon_table_java/}
 
 @item Book Review of @cite{Introduction to Computational Biology}
-@uref{http://www.acm.org/crossroads/xrds5-1/introcb.html}
+@uref{https://dl.acm.org/doi/abs/10.1145/332925.332927}
 
 @item @cite{Developing Bioinformatics Computer Skills}
 @uref{http://www.oreilly.com/catalog/bioskills/}