- Added some more comments

- Changed posix threads not found error message.
- Removed done items from TODO list

TODO

@@ -24,8 +24,6 @@ http://gozer.quakeforge.net/list-archives/quakeforge-cvs/2002-April/000151.html
   http://www.planetgloom.com/mapping/gmg_vml.html
 - fs_sharepath and so on for user to set their own data install path
 - mouse motion bugs in glx
-- verbose configure
-- install libs on x86_64, ppc64, mips64 and s390x into ..../lib64
 - "teamspeak" headset... weel, mike support -- ogg speex encoding.
 
 from http://www.quakesrc.org/?Page=tutorials&Dir=Quake2 :

configure.in

@@ -77,7 +77,9 @@ AC_CHECK_LIB([ossaudio], [_oss_ioctl], [OSS_LIBS="-lossaudio"])
 AC_SUBST(OSS_LIBS)
 
 dnl Check for POSIX threads
-ACX_PTHREAD(,AC_MSG_ERROR(["POSIX threads required!"]))
+ACX_PTHREAD(,AC_MSG_ERROR([
+*** POSIX threads required, but no threading library was found!
+]))
 
 dnl -----------------
 dnl Check for SVGAlib
@@ -286,7 +288,9 @@ else
 	HAVE_OPENGL=disabled
 fi
 
+dnl -------------
 dnl Check for SDL
+dnl -------------
 AC_ARG_ENABLE(sdl,
 [  --disable-sdl           disable checking for SDL ],
 )