No need to patch dlfcn.h with unified headers

ndk_patches_unified/dlfcn.h.patch

@@ -1,37 +0,0 @@
-diff -u -r /home/fornwall/lib/android-ndk/sysroot/usr/include/dlfcn.h ./usr/include/dlfcn.h
---- /home/fornwall/lib/android-ndk/sysroot/usr/include/dlfcn.h	2017-06-07 01:07:52.000000000 +0200
-+++ ./usr/include/dlfcn.h	2017-06-18 01:32:23.881672767 +0200
-@@ -61,23 +61,23 @@
- 
- int dladdr(const void* addr, Dl_info* _Nonnull info);
- 
--enum {
-+/* Termux modification: Use #define for these instead of an enum
-+   to improve compatibility with ifdef checks. */
- #if defined(__LP64__)
--  RTLD_NOW  = 2,
-+# define RTLD_NOW 2
- #else
--  RTLD_NOW  = 0,
-+# define RTLD_NOW 0
- #endif
--  RTLD_LAZY = 1,
-+# define RTLD_LAZY 1
- 
--  RTLD_LOCAL  = 0,
-+# define RTLD_LOCAL 0
- #if defined(__LP64__)
--  RTLD_GLOBAL = 0x00100,
-+# define RTLD_GLOBAL 0x00100
- #else
--  RTLD_GLOBAL = 2,
-+# define RTLD_GLOBAL 2
- #endif
--  RTLD_NOLOAD = 4,
--  RTLD_NODELETE = 0x01000,
--};
-+# define RTLD_NOLOAD 4
-+# define RTLD_NODELETE 0x01000
- 
- #if defined (__LP64__)
- #define RTLD_DEFAULT  __BIONIC_CAST(reinterpret_cast, void*, 0)