diff --git a/patches/strace/4.5.18/150-undef-CTL_PROC.patch b/patches/strace/4.5.18/150-undef-CTL_PROC.patch
deleted file mode 100644
index 9bbd78c2..00000000
--- a/patches/strace/4.5.18/150-undef-CTL_PROC.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff -dur strace-4.5.16.orig/system.c strace-4.5.16/system.c
---- strace-4.5.16.orig/system.c	2007-01-17 00:22:36.000000000 +0100
-+++ strace-4.5.16/system.c	2007-07-14 19:28:41.000000000 +0200
-@@ -1612,7 +1612,9 @@
- 	{ CTL_KERN, "CTL_KERN" },
- 	{ CTL_VM, "CTL_VM" },
- 	{ CTL_NET, "CTL_NET" },
-+#ifdef CTL_PROC
- 	{ CTL_PROC, "CTL_PROC" },
-+#endif
- 	{ CTL_FS, "CTL_FS" },
- 	{ CTL_DEBUG, "CTL_DEBUG" },
- 	{ CTL_DEV, "CTL_DEV" },
diff --git a/patches/strace/4.5.19/140-undef-CTL_PROC.patch b/patches/strace/4.5.19/140-undef-CTL_PROC.patch
deleted file mode 100644
index 8284335d..00000000
--- a/patches/strace/4.5.19/140-undef-CTL_PROC.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff -durN strace-4.5.19.orig/system.c strace-4.5.19/system.c
---- strace-4.5.19.orig/system.c	2009-06-01 11:59:11.000000000 +0200
-+++ strace-4.5.19/system.c	2009-10-28 18:47:18.000000000 +0100
-@@ -1654,7 +1654,9 @@
- 	{ CTL_KERN, "CTL_KERN" },
- 	{ CTL_VM, "CTL_VM" },
- 	{ CTL_NET, "CTL_NET" },
-+#ifdef CTL_PROC
- 	{ CTL_PROC, "CTL_PROC" },
-+#endif
- 	{ CTL_FS, "CTL_FS" },
- 	{ CTL_DEBUG, "CTL_DEBUG" },
- 	{ CTL_DEV, "CTL_DEV" },