sigh

.github/workflows/cross.yml

@@ -164,7 +164,9 @@ jobs:
           # no secrets are present in the container state or logs.
           install: |
               apt-get update -q -y
-              apt-get install -q -y make git expect libgmp10 libreadline8 zlib1g
+              # we need build-essential for make and gcc (the latter is used by gac and
+              # hence by the tests involving mockpkg)
+              apt-get install -q -y build-essential git expect libgmp10 libreadline8 zlib1g
 
           # Do the thing
           run: |
@@ -214,4 +216,5 @@ jobs:
             ./autogen.sh
             ./configure --with-gmp=/usr/local --without-readline
             gmake -j2 V=1
-            gmake citests
+            gmake check
+            #gmake citests