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-rw-r--r--lib/fileblocks.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/fileblocks.c b/lib/fileblocks.c
index e85bf17bc..31425c162 100644
--- a/lib/fileblocks.c
+++ b/lib/fileblocks.c
@@ -63,4 +63,8 @@ st_blocks (size)
return datablks + indrblks;
}
+#else
+/* This declaration is solely to ensure that after preprocessing
+ this file is never empty. */
+extern int textutils_fileblocks_unused;
#endif