gnu: Add texlive-pkfix.

* gnu/packages/tex.scm (texlive-pkfix): New variable.

gnu/packages/tex.scm

@@ -3148,6 +3148,27 @@ (define-public texlive-pfarrei
 one Texlua script for both requirements.")
     (license license:lppl1.3+)))
 
+(define-public texlive-pkfix
+  (package
+    (name "texlive-pkfix")
+    (version (number->string %texlive-revision))
+    (source (texlive-origin
+             name version
+             (list "doc/support/pkfix/" "scripts/pkfix/")
+             (base32
+              "173l1qaydv29va9cgip9p3i3vf27x6ndsqjm4nvdpliblai6fkwf")))
+    (outputs '("out" "doc"))
+    (build-system texlive-build-system)
+    (arguments (list #:link-scripts #~(list "pkfix.pl")))
+    (inputs (list perl))
+    (home-page "https://ctan.org/pkg/pkfix")
+    (synopsis "Replace PK fonts in PostScript with Type 1 fonts")
+    (description
+     "The Perl script @command{pkfix} looks for DVIPSBitmapFont comments in
+PostScript files, generated by not too old dvips, and replaces them by type
+1 versions of the fonts, if possible.")
+    (license license:lppl1.3+)))
+
 (define-public texlive-tex-ini-files
   (package
     (name "texlive-tex-ini-files")