diff --git a/net/hostapd-devel/files/patch-src_utils_os.h b/net/hostapd-devel/files/patch-src_utils_os.h
deleted file mode 100644
index e92661256d5f..000000000000
--- a/net/hostapd-devel/files/patch-src_utils_os.h
+++ /dev/null
@@ -1,17 +0,0 @@
---- src/utils/os.h.orig	2016-09-17 20:36:13 UTC
-+++ src/utils/os.h
-@@ -246,12 +246,14 @@ char * os_readfile(const char *name, siz
-  */
- int os_file_exists(const char *fname);
- 
-+#if !defined __FreeBSD__ && !defined __DragonFly__
- /**
-  * os_fdatasync - Sync a file's (for a given stream) state with storage device
-  * @stream: the stream to be flushed
-  * Returns: 0 if the operation succeeded or -1 on failure
-  */
- int os_fdatasync(FILE *stream);
-+#endif
- 
- /**
-  * os_zalloc - Allocate and zero memory
diff --git a/net/hostapd/files/patch-src_utils_os.h b/net/hostapd/files/patch-src_utils_os.h
deleted file mode 100644
index e92661256d5f..000000000000
--- a/net/hostapd/files/patch-src_utils_os.h
+++ /dev/null
@@ -1,17 +0,0 @@
---- src/utils/os.h.orig	2016-09-17 20:36:13 UTC
-+++ src/utils/os.h
-@@ -246,12 +246,14 @@ char * os_readfile(const char *name, siz
-  */
- int os_file_exists(const char *fname);
- 
-+#if !defined __FreeBSD__ && !defined __DragonFly__
- /**
-  * os_fdatasync - Sync a file's (for a given stream) state with storage device
-  * @stream: the stream to be flushed
-  * Returns: 0 if the operation succeeded or -1 on failure
-  */
- int os_fdatasync(FILE *stream);
-+#endif
- 
- /**
-  * os_zalloc - Allocate and zero memory
diff --git a/security/wpa_supplicant-devel/files/patch-src_utils_os.h b/security/wpa_supplicant-devel/files/patch-src_utils_os.h
deleted file mode 100644
index e92661256d5f..000000000000
--- a/security/wpa_supplicant-devel/files/patch-src_utils_os.h
+++ /dev/null
@@ -1,17 +0,0 @@
---- src/utils/os.h.orig	2016-09-17 20:36:13 UTC
-+++ src/utils/os.h
-@@ -246,12 +246,14 @@ char * os_readfile(const char *name, siz
-  */
- int os_file_exists(const char *fname);
- 
-+#if !defined __FreeBSD__ && !defined __DragonFly__
- /**
-  * os_fdatasync - Sync a file's (for a given stream) state with storage device
-  * @stream: the stream to be flushed
-  * Returns: 0 if the operation succeeded or -1 on failure
-  */
- int os_fdatasync(FILE *stream);
-+#endif
- 
- /**
-  * os_zalloc - Allocate and zero memory
diff --git a/security/wpa_supplicant/files/patch-src_utils_os.h b/security/wpa_supplicant/files/patch-src_utils_os.h
deleted file mode 100644
index e92661256d5f..000000000000
--- a/security/wpa_supplicant/files/patch-src_utils_os.h
+++ /dev/null
@@ -1,17 +0,0 @@
---- src/utils/os.h.orig	2016-09-17 20:36:13 UTC
-+++ src/utils/os.h
-@@ -246,12 +246,14 @@ char * os_readfile(const char *name, siz
-  */
- int os_file_exists(const char *fname);
- 
-+#if !defined __FreeBSD__ && !defined __DragonFly__
- /**
-  * os_fdatasync - Sync a file's (for a given stream) state with storage device
-  * @stream: the stream to be flushed
-  * Returns: 0 if the operation succeeded or -1 on failure
-  */
- int os_fdatasync(FILE *stream);
-+#endif
- 
- /**
-  * os_zalloc - Allocate and zero memory