diff --git a/extra/db/sqlite/ffi/ffi.factor b/extra/db/sqlite/ffi/ffi.factor
index 63bce0a8c3..1d356b1592 100755
--- a/extra/db/sqlite/ffi/ffi.factor
+++ b/extra/db/sqlite/ffi/ffi.factor
@@ -127,6 +127,6 @@ FUNCTION: char* sqlite3_column_decltype ( sqlite3_stmt* pStmt, int col ) ;
 FUNCTION: int sqlite3_column_int ( sqlite3_stmt* pStmt, int col ) ;
 FUNCTION: sqlite3_int64 sqlite3_column_int64 ( sqlite3_stmt* pStmt, int col ) ;
 FUNCTION: double sqlite3_column_double ( sqlite3_stmt* pStmt, int col ) ;
-FUNCTION: int sqlite3_column_name ( sqlite3_stmt* pStmt, int col ) ;
+FUNCTION: char* sqlite3_column_name ( sqlite3_stmt* pStmt, int col ) ;
 FUNCTION: char* sqlite3_column_text ( sqlite3_stmt* pStmt, int col ) ;
 FUNCTION: int sqlite3_column_type ( sqlite3_stmt* pStmt, int col ) ;
diff --git a/extra/pdf/authors.txt b/unmaintained/pdf/authors.txt
similarity index 100%
rename from extra/pdf/authors.txt
rename to unmaintained/pdf/authors.txt
diff --git a/extra/pdf/libhpdf/libhpdf.factor b/unmaintained/pdf/libhpdf/libhpdf.factor
similarity index 100%
rename from extra/pdf/libhpdf/libhpdf.factor
rename to unmaintained/pdf/libhpdf/libhpdf.factor
diff --git a/extra/pdf/pdf-tests.factor b/unmaintained/pdf/pdf-tests.factor
similarity index 100%
rename from extra/pdf/pdf-tests.factor
rename to unmaintained/pdf/pdf-tests.factor
diff --git a/extra/pdf/pdf.factor b/unmaintained/pdf/pdf.factor
similarity index 100%
rename from extra/pdf/pdf.factor
rename to unmaintained/pdf/pdf.factor
diff --git a/extra/pdf/readme.txt b/unmaintained/pdf/readme.txt
similarity index 100%
rename from extra/pdf/readme.txt
rename to unmaintained/pdf/readme.txt