X-Git-Url: https://git.distorted.org.uk/~mdw/termux-packages/blobdiff_plain/bf13a2442ac32d79efdf6fb7c4857e89d689697b..0b4923cdcf8545d12f2135ff28a19d030afc70ec:/README.md

diff --git a/README.md b/README.md
index a257fb76..971d589c 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
-termux-packages
+Termux packages
 ===============
+[![Join the chat at https://gitter.im/termux/termux](https://badges.gitter.im/termux/termux.svg)](https://gitter.im/termux/termux)
+
 This project contains scripts and patches to cross compile and package packages for
 the [Termux](http://termux.com/) Android application.
 
@@ -21,7 +23,7 @@ setup steps:
 * Install the Android SDK at `$HOME/lib/android-sdk`. Override this by setting the environment
 variable `$ANDROID_HOME` to point at another location.
 
-* Install the Android NDK, version r10e, at `$HOME/lib/android-ndk`. Override this by setting
+* Install the Android NDK, version r11, at `$HOME/lib/android-ndk`. Override this by setting
 the environment variable `$NDK` to point at another location.
 
 Alternatively a Dockerfile is provided which sets up a pristine image
@@ -123,16 +125,17 @@ contains these and may be used by all packages.
 
 dlopen() and RTLD_* flags
 =================================
-<dlfcn.h> declares
+<dlfcn.h> originally declares
 
     enum { RTLD_NOW=0, RTLD_LAZY=1, RTLD_LOCAL=0, RTLD_GLOBAL=2,       RTLD_NOLOAD=4}; // 32-bit
     enum { RTLD_NOW=2, RTLD_LAZY=1, RTLD_LOCAL=0, RTLD_GLOBAL=0x00100, RTLD_NOLOAD=4}; // 64-bit
 
 These differs from glibc ones in that
 
-1. They are not preprocessor #define:s so cannot be checked for with #ifdef RTLD_GLOBAL (dln.c in ruby does this)
+1. They are not preprocessor #define:s so cannot be checked for with `#ifdef RTLD_GLOBAL`. Termux patches this to
+   #define values for compatibility with several packages.
 2. They differ in value from glibc ones, so cannot be hardcoded in files (DLFCN.py in python does this)
-3. They are missing some values (RTLD_BINDING_MASK, RTLD_NOLOAD, ...)
+3. They are missing some values (`RTLD_BINDING_MASK`, `RTLD_NOLOAD`, ...)
 
 
 RPATH, LD_LIBRARY_PATH AND RUNPATH