minor modifications to the official GLES 2.x headers

- changed glTexImage2D() declaration so it matches that of GLES 1.x; otherwise we can't include both headers (!!!)
- added parameter names to the declaration of some extensions (this is needed by glapigen and glentrygen)
diff --git a/opengl/include/GLES2/gl2.h b/opengl/include/GLES2/gl2.h
index 8309074..0182a67 100644
--- a/opengl/include/GLES2/gl2.h
+++ b/opengl/include/GLES2/gl2.h
@@ -575,7 +575,7 @@
 GL_APICALL void         GL_APIENTRY glStencilMaskSeparate (GLenum face, GLuint mask);
 GL_APICALL void         GL_APIENTRY glStencilOp (GLenum fail, GLenum zfail, GLenum zpass);
 GL_APICALL void         GL_APIENTRY glStencilOpSeparate (GLenum face, GLenum fail, GLenum zfail, GLenum zpass);
-GL_APICALL void         GL_APIENTRY glTexImage2D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void* pixels);
+GL_APICALL void         GL_APIENTRY glTexImage2D (GLenum target, GLint level, GLint internalformat,  GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid* pixels);
 GL_APICALL void         GL_APIENTRY glTexParameterf (GLenum target, GLenum pname, GLfloat param);
 GL_APICALL void         GL_APIENTRY glTexParameterfv (GLenum target, GLenum pname, const GLfloat* params);
 GL_APICALL void         GL_APIENTRY glTexParameteri (GLenum target, GLenum pname, GLint param);
diff --git a/opengl/include/GLES2/gl2ext.h b/opengl/include/GLES2/gl2ext.h
index b9a3847..72f1ae7 100644
--- a/opengl/include/GLES2/gl2ext.h
+++ b/opengl/include/GLES2/gl2ext.h
@@ -470,13 +470,13 @@
 #ifndef GL_NV_fence
 #define GL_NV_fence 1
 #ifdef GL_GLEXT_PROTOTYPES
-GL_APICALL void GL_APIENTRY glDeleteFencesNV (GLsizei, const GLuint *);
-GL_APICALL void GL_APIENTRY glGenFencesNV (GLsizei, GLuint *);
-GL_APICALL GLboolean GL_APIENTRY glIsFenceNV (GLuint);
-GL_APICALL GLboolean GL_APIENTRY glTestFenceNV (GLuint);
-GL_APICALL void GL_APIENTRY glGetFenceivNV (GLuint, GLenum, GLint *);
-GL_APICALL void GL_APIENTRY glFinishFenceNV (GLuint);
-GL_APICALL void GL_APIENTRY glSetFenceNV (GLuint, GLenum);
+GL_APICALL void GL_APIENTRY glDeleteFencesNV (GLsizei n, const GLuint *fences);
+GL_APICALL void GL_APIENTRY glGenFencesNV (GLsizei n, GLuint *fences);
+GL_APICALL GLboolean GL_APIENTRY glIsFenceNV (GLuint fence);
+GL_APICALL GLboolean GL_APIENTRY glTestFenceNV (GLuint fence);
+GL_APICALL void GL_APIENTRY glGetFenceivNV (GLuint fence, GLenum pname, GLint *params);
+GL_APICALL void GL_APIENTRY glFinishFenceNV (GLuint fence);
+GL_APICALL void GL_APIENTRY glSetFenceNV (GLuint fence, GLenum condition);
 #endif
 typedef void (GL_APIENTRYP PFNGLDELETEFENCESNVPROC) (GLsizei n, const GLuint *fences);
 typedef void (GL_APIENTRYP PFNGLGENFENCESNVPROC) (GLsizei n, GLuint *fences);