$ uname
BeOS
$ ./tls-test
key is 0, tls_get doesn't return null
key is 10, tls_get returns null
key is 20, tls_get returns null
key is 30, tls_get returns null
key is 40, tls_get returns null
key is 50, tls_get returns null
key is 60, tls_get returns null
key is 70, tls_get returns null
key is 80, tls_get returns null
key is 90, tls_get returns null
key is 100, tls_get returns null
key is 110, tls_get returns null
key is 120, tls_get returns null
key is 130, tls_get returns null
key is 140, tls_get returns null
key is 150, tls_get returns null
key is 160, tls_get returns null
key is 170, tls_get returns null
key is 180, tls_get returns null
key is 190, tls_get returns null
key is 200, tls_get returns null
key is 210, tls_get returns null
key is 220, tls_get returns null
key is 230, tls_get returns null
key is 240, tls_get returns null
key is 250, tls_get returns null
key is 260, tls_get returns null
key is 270, tls_get returns null
key is 280, tls_get returns null
key is 290, tls_get returns null
key is 300, tls_get returns null
key is 310, tls_get returns null
key is 320, tls_get returns null
key is 330, tls_get returns null
key is 340, tls_get returns null
key is 350, tls_get returns null
key is 360, tls_get returns null
key is 370, tls_get returns null
key is 380, tls_get returns null
key is 390, tls_get returns null
key is 400, tls_get returns null
key is 410, tls_get returns null
key is 420, tls_get returns null
key is 430, tls_get returns null
key is 440, tls_get returns null
key is 450, tls_get returns null
key is 460, tls_get returns null
key is 470, tls_get returns null
key is 480, tls_get returns null
key is 490, tls_get returns null
key is 500, tls_get returns null
key is 510, tls_get returns null
key is 520, tls_get returns null
key is 530, tls_get returns null
key is 540, tls_get returns null
key is 550, tls_get returns null
key is 560, tls_get returns null
key is 570, tls_get returns null
key is 580, tls_get returns null
key is 590, tls_get returns null
key is 600, tls_get returns null
key is 610, tls_get returns null
key is 620, tls_get returns null
key is 630, tls_get returns null
key is 640, tls_get returns null
key is 650, tls_get returns null
key is 660, tls_get returns null
key is 670, tls_get returns null
key is 680, tls_get returns null
key is 690, tls_get returns null
key is 700, tls_get returns null
key is 710, tls_get returns null
key is 720, tls_get returns null
key is 730, tls_get returns null
key is 740, tls_get returns null
key is 750, tls_get returns null
key is 760, tls_get returns null
key is 770, tls_get returns null
key is 780, tls_get returns null
key is 790, tls_get returns null
key is 800, tls_get returns null
key is 810, tls_get returns null
key is 820, tls_get returns null
key is 830, tls_get returns null
key is 840, tls_get returns null
key is 850, tls_get returns null
key is 860, tls_get returns null
key is 870, tls_get returns null
key is 880, tls_get returns null
key is 890, tls_get returns null
key is 900, tls_get returns null
key is 910, tls_get returns null
key is 920, tls_get returns null
key is 930, tls_get returns null
key is 940, tls_get returns null
key is 950, tls_get returns null
key is 960, tls_get returns null
key is 970, tls_get returns null
key is 980, tls_get returns null
key is 990, tls_get returns null
$