diff --git a/libtiledbsoma/src/external/src/nanoarrow/nanoarrow.c b/libtiledbsoma/src/external/src/nanoarrow/nanoarrow.c
index 0af57027a5..cdc97a4bba 100644
--- a/libtiledbsoma/src/external/src/nanoarrow/nanoarrow.c
+++ b/libtiledbsoma/src/external/src/nanoarrow/nanoarrow.c
@@ -1712,6 +1712,10 @@ int64_t ArrowSchemaToString(const struct ArrowSchema* schema, char* out, int64_t
     return snprintf(out, n, "[invalid: schema is released]");
   }
 
+  if (out == NULL) {
+    return 0;
+  }
+
   struct ArrowSchemaView schema_view;
   struct ArrowError error;
 
diff --git a/scripts/bld b/scripts/bld
index 25fd770360..ef41bea513 100755
--- a/scripts/bld
+++ b/scripts/bld
@@ -43,7 +43,7 @@ if [ "$(uname -m)" == "aarch64" ]; then
 fi
 
 # NOTE: set to true to debug the cmake build
-if false; then
+if true; then
   # Debug note: this is _incredibly_ helpful in that it reveals the actual compile lines etc which
   # make itself shows by default but which cmake-driven make hides by default. Use this for any
   # non-trivial cmake debugging.