diff --git a/fdupes-check-permissions.patch b/fdupes-check-permissions.patch
deleted file mode 100644
index c1dd938..0000000
--- a/fdupes-check-permissions.patch
+++ /dev/null
@@ -1,103 +0,0 @@
-Index: fdupes-1.50-PR2/fdupes.c
-===================================================================
---- fdupes-1.50-PR2.orig/fdupes.c	2012-10-12 12:10:19.403690606 +0200
-+++ fdupes-1.50-PR2/fdupes.c	2012-10-12 12:11:13.551605189 +0200
-@@ -51,6 +51,7 @@
- #define F_RECURSEAFTER      0x0200
- #define F_NOPROMPT          0x0400
- #define F_SUMMARIZEMATCHES  0x0800
-+#define F_PERMISSIONS       0x1000
- 
- char *program_name;
- 
-@@ -467,6 +468,19 @@
-   return 1;
- }
- 
-+int same_permissions(char* name1, char* name2)
-+{
-+    struct stat s1, s2;
-+
-+    if (stat(name1, &s1) != 0) return -1;
-+    if (stat(name2, &s2) != 0) return -1;
-+
-+    return (s1.st_mode == s2.st_mode &&
-+            s1.st_uid == s2.st_uid &&
-+            s1.st_gid == s2.st_gid);
-+}
-+
-+
- file_t **checkmatch(filetree_t **root, filetree_t *checktree, file_t *file)
- {
-   int cmpresult;
-@@ -489,6 +503,10 @@
-     cmpresult = -1;
-   else 
-     if (fsize > checktree->file->size) cmpresult = 1;
-+  else
-+    if (ISFLAG(flags, F_PERMISSIONS) &&
-+        !same_permissions(file->d_name, checktree->file->d_name))
-+        cmpresult = -1;
-   else {
-     if (checktree->file->crcpartial == NULL) {
-       crcsignature = getcrcpartialsignature(checktree->file->d_name);
-@@ -577,8 +595,8 @@
- 
- int confirmmatch(FILE *file1, FILE *file2)
- {
--  unsigned char c1[8192] = 0;
--  unsigned char c2[8192] = 0;
-+  unsigned char c1[8192];
-+  unsigned char c2[8192];
-   size_t r1;
-   size_t r2;
-   
-@@ -955,6 +973,7 @@
-   printf(" -N --noprompt    \ttogether with --delete, preserve the first file in\n");
-   printf("                  \teach set of duplicates and delete the rest without\n");
-   printf("                  \twithout prompting the user\n");
-+  printf(" -p --permissions \tdon't consider files with different owner/group or permission bits as duplicates\n");
-   printf(" -v --version     \tdisplay fdupes version\n");
-   printf(" -h --help        \tdisplay this help message\n\n");
- #ifdef OMIT_GETOPT_LONG
-@@ -997,6 +1016,7 @@
-     { "noprompt", 0, 0, 'N' },
-     { "summarize", 0, 0, 'm'},
-     { "summary", 0, 0, 'm' },
-+    { "permissions", 0, 0, 'p' },
-     { 0, 0, 0, 0 }
-   };
- #define GETOPT getopt_long
-@@ -1008,7 +1028,7 @@
- 
-   oldargv = cloneargs(argc, argv);
- 
--  while ((opt = GETOPT(argc, argv, "frRq1Ss::HlndvhNm"
-+  while ((opt = GETOPT(argc, argv, "frRq1Ss::HlndvhNmp"
- #ifndef OMIT_GETOPT_LONG
-           , long_options, NULL
- #endif
-@@ -1056,6 +1076,9 @@
-     case 'm':
-       SETFLAG(flags, F_SUMMARIZEMATCHES);
-       break;
-+    case 'p':
-+      SETFLAG(flags, F_PERMISSIONS);
-+      break;
- 
-     default:
-       fprintf(stderr, "Try `fdupes --help' for more information.\n");
-Index: fdupes-1.50-PR2/fdupes.1
-===================================================================
---- fdupes-1.50-PR2.orig/fdupes.1	2005-09-10 03:50:15.000000000 +0200
-+++ fdupes-1.50-PR2/fdupes.1	2012-10-12 12:10:19.429691524 +0200
-@@ -56,6 +56,9 @@
- when used together with --delete, preserve the first file in each
- set of duplicates and delete the others without prompting the user 
- .TP
-+.B -p --permissions
-+don't consider files with different owner/group or permission bits as duplicates
-+.TP
- .B -v --version
- display fdupes version
- .TP
diff --git a/fdupes-endianness.patch b/fdupes-endianness.patch
deleted file mode 100644
index 0dc74b0..0000000
--- a/fdupes-endianness.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-Index: fdupes-1.50-PR2/md5/md5.c
-===================================================================
---- fdupes-1.50-PR2.orig/md5/md5.c	2002-05-31 09:44:26.000000000 +0200
-+++ fdupes-1.50-PR2/md5/md5.c	2012-10-12 11:59:25.961614072 +0200
-@@ -45,6 +45,15 @@
- #include "md5.h"
- #include <string.h>
- 
-+/* endianness check using glibc endian.h */
-+#include <endian.h>
-+
-+#if __BYTE_ORDER == __BIG_ENDIAN
-+# define ARCH_IS_BIG_ENDIAN 1
-+#elif __BYTE_ORDER == __LITTLE_ENDIAN
-+# define ARCH_IS_BIG_ENDIAN 0
-+#endif
-+
- #ifdef TEST
- /*
-  * Compile with -DTEST to create a self-contained executable test program.
diff --git a/fdupes-speedup.patch b/fdupes-speedup.patch
deleted file mode 100644
index 92f9ce5..0000000
--- a/fdupes-speedup.patch
+++ /dev/null
@@ -1,44 +0,0 @@
-Index: fdupes.c
-===================================================================
---- fdupes.c.orig	2007-04-08 04:53:24.000000000 +0200
-+++ fdupes.c	2012-10-12 11:58:13.255046246 +0200
-@@ -356,7 +356,7 @@
-   }
-  
-   while (fsize > 0) {
--    toread = (fsize % CHUNK_SIZE) ? (fsize % CHUNK_SIZE) : CHUNK_SIZE;
-+    toread = (fsize >= CHUNK_SIZE) ? CHUNK_SIZE : fsize;
-     if (fread(chunk, toread, 1, file) != 1) {
-       errormsg("error reading from file %s\n", filename);
-       fclose(file); // bugfix
-@@ -577,8 +577,8 @@
- 
- int confirmmatch(FILE *file1, FILE *file2)
- {
--  unsigned char c1 = 0;
--  unsigned char c2 = 0;
-+  unsigned char c1[8192] = 0;
-+  unsigned char c2[8192] = 0;
-   size_t r1;
-   size_t r2;
-   
-@@ -586,14 +586,14 @@
-   fseek(file2, 0, SEEK_SET);
- 
-   do {
--    r1 = fread(&c1, sizeof(c1), 1, file1);
--    r2 = fread(&c2, sizeof(c2), 1, file2);
-+    r1 = fread(c1, sizeof(unsigned char), sizeof(c1), file1);
-+    r2 = fread(c2, sizeof(unsigned char), sizeof(c2), file2);
- 
--    if (c1 != c2) return 0; /* file contents are different */
-+    if (r1 != r2) return 0; /* file lengths are different */
-+
-+    if (memcmp(c1, c2, r1) != 0) return 0; /* file contents are different */
-   } while (r1 && r2);
-   
--  if (r1 != r2) return 0; /* file lengths are different */
--
-   return 1;
- }
-