diff --git a/antlr-2.7.5-gcc4.patch b/antlr-2.7.5-gcc4.patch
deleted file mode 100644
index cdc98af..0000000
--- a/antlr-2.7.5-gcc4.patch
+++ /dev/null
@@ -1,18 +0,0 @@
-diff -Nru antlr-2.7.5.orig/antlr/Makefile.in antlr-2.7.5/antlr/Makefile.in
---- antlr-2.7.5.orig/antlr/Makefile.in 2005-08-17 15:29:32.000000000 +0200
-+++ antlr-2.7.5/antlr/Makefile.in 2005-08-17 15:30:18.000000000 +0200
-@@ -269,13 +269,7 @@
- @abs_top_srcdir@/antlr/debug/misc/JTreeASTPanel.java \
- $(eol)
-
--
--## damned ugly hack ..
--ifeq (gcj,@javac@)
-- antlr_java_FILES = $(antlr_java1_FILES)
--else
-- antlr_java_FILES = $(antlr_java1_FILES) $(antlr_swing_FILES)
--endif
-+antlr_java_FILES = $(antlr_java1_FILES) $(antlr_swing_FILES)
-
- ## rule how to compile java files
- @ANTLR_JAR@ :: $(antlr_java_FILES)
diff --git a/antlr-2.7.7-build.xml b/antlr-2.7.7-build.xml
deleted file mode 100644
index eadf11b..0000000
--- a/antlr-2.7.7-build.xml
+++ /dev/null
@@ -1,71 +0,0 @@
-
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diff --git a/antlr-2.7.7-includestrings.patch b/antlr-2.7.7-includestrings.patch
deleted file mode 100644
index 2640c07..0000000
--- a/antlr-2.7.7-includestrings.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- antlr-2.7.7/lib/cpp/antlr/CharScanner.hpp 2006-11-01 22:37:17.000000000 +0100
-+++ antlr-2.7.7/lib/cpp/antlr/CharScanner.hpp-gil 2009-02-21 00:03:22.000000000 +0100
-@@ -9,6 +9,7 @@
- */
-
- #include
-+#include
-
- #include