TBD:

  * [ ] Commit message
  * [ ] Testing beyond ‘it builds’
  * [ ] Proper usage of "git format-patch"
  * [ ] 'guix style'
  * [ ] "guix refresh --list-dependents" and such

Just sending it now such that it doesn't disappear, intend to make it a
proper patch submission later ...

diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm
index 4472677ab3..ffadb1312b 100644
--- a/gnu/packages/databases.scm
+++ b/gnu/packages/databases.scm
@@ -1569,18 +1569,17 @@ (define-public recutils
                
"14xiln4immfsw8isnvwvq0h23f6z0wilpgsc4qzabnrzb5lsx3nz"))))
     (build-system gnu-build-system)
 
-    (arguments '(#:configure-flags
-                 (list (string-append "--with-bash-headers="
-                                      (assoc-ref %build-inputs
"bash:include")
-                                      "/include/bash"))))
-
+    (arguments
+      (list #:configure-flags
+            #~(list (string-append "--with-bash-headers="
+                                    (search-input-directory %build-
inputs "/include/bash")))))
     (native-inputs `(("bc" ,bc)
-                     ("bash:include" ,bash "include")
                      ("check" ,check-0.14)
                      ("pkg-config" ,pkg-config)))
 
     ;; TODO: Add more optional inputs.
-    (inputs `(("curl" ,curl)
+    (inputs `(("bash:include" ,bash "include")
+              ("curl" ,curl)
               ("libgcrypt" ,libgcrypt)
               ("libuuid" ,util-linux "lib")))
     (synopsis "Manipulate plain text files as databases")