ET isn't even recogniding sny of the pk3 files I download either.   Thanks for the fix. I wonder how it works... inserting a libsdl lib binary by the looks of it. I would guess ET is dependent on an old SDL version.    
total 44
drwxr-xr-x 3 jjj jjj 4096 Nov 23 16:02 bobot-zm
drwxr-xr-x 3 jjj jjj 4096 Nov 23 19:33 etmain
drwxr-xr-x 3 jjj jjj 4096 Nov 23 12:03 etnam
drwxr-xr-x 3 jjj jjj 4096 Nov 23 18:20 etpro
drwxr-xr-x 3 jjj jjj 4096 Nov 23 16:25 etpub
drwxr-xr-x 3 jjj jjj 4096 Nov 23 17:14 jaymod
drwxr-xr-x 3 jjj jjj 4096 Nov 23 18:18 nitmod
drwxr-xr-x 3 jjj jjj 4096 Nov 23 19:32 nq
drwxr-xr-x 5 jjj jjj 4096 Nov 20 19:48 pb
drwxr-xr-x 3 jjj jjj 4096 Nov 23 16:47 silent
drwxr-xr-x 3 jjj jjj 4096 Nov 22 22:49 tcetest
  
(...)
-rw-r----- 1 jjj jjj	 658 Oct 2 2011 z_kwbig_cmpgn_1.93.pk3
-rw-r----- 1 jjj jjj	 677 Oct 2 2011 z_kwbig_cmpgn_1.94.pk3
-rw-r----- 1 jjj jjj	 715 Oct 2 2011 z_kwbig_cmpgn_1.95.pk3
-rw-r----- 1 jjj jjj	 1200 Oct 2 2011 z_kwbig_cmpgn_1.96.pk3
-rw-r----- 1 jjj jjj	 1201 Oct 2 2011 z_kwbig_cmpgn_1.97.pk3
-rw-r----- 1 jjj jjj	 621 Oct 2 2011 z_kwbig_cmpgn_1.98.pk3
-rw-r----- 1 jjj jjj	 1198 Oct 2 2011 z_kwbig_cmpgn_1.99.pk3
-rw-r----- 1 jjj jjj	 1249 Oct 2 2011 z_kwbig_cmpgn_2.00.pk3
-rw-r----- 1 jjj jjj	 1210 Oct 2 2011 z_kwbig_cmpgn_2.01.pk3
-rw-r----- 1 jjj jjj	 1210 Oct 2 2011 z_kwbig_cmpgn_2.02.pk3
-rw-r----- 1 jjj jjj	 1199 Oct 2 2011 z_kwbig_cmpgn_2.03.pk3
-rw-r----- 1 jjj jjj	 1043 May 13 2012 z_kwbig_cmpgn_2.56.pk3
-rw-r----- 1 jjj jjj	 581 Oct 2 2011 z_kwbig_cmpgn_christmas04.pk3
-rw-r--r-- 1 jjj jjj 11900422 Nov 23 17:02 zz_nrw_sounds_final2.pk3
-rw-r--r-- 1 jjj jjj 420869 Nov 23 17:03 zzz_nrw_load2.pk3
-rw-r--r-- 1 jjj jjj	 0 Nov 23 18:17 ~~~~~~~~~~~~~~~~~~~~~~zz_etkey_mjss.pk3.tmp