Merge branch 'master' of
diff --git a/ b/
index 6f99425..1d01f54 100644
--- a/
+++ b/
@@ -30,7 +30,6 @@
   for each API version.
 * specs/ - EGL specification documents.
 ## Reserving EGL Enumerant Ranges
 EGL enumerants are documented in api/egl.xml . New ranges can be allocated
@@ -82,3 +81,20 @@
 We may transition to an asciidoc-based extension specification format at
 some point.
+## Build Tools
+This section is not complete (see
+To validate the XML and build the headers you will need at least GNU make,
+'jing' for the 'make validate' step (,
+and Python 3.5 and the lxml.etree Python library
+( for the 'make' step. The 'make tests' step
+requires whatever the C and C++ compilers configured for GNU make are,
+usually gcc and g++.
+All of these components are available prepackaged for major Linux
+distributions and for the Windows 10 Debian WSL.