[FFmpeg-devel] [PATCH] fix compilation in cygwin

[Michael Kostylev]

On Sun Jan 10 21:55:50 2010
Vitor Sessak wrote:

>>>+#if !HAVE_EXP2F
>>>+static av_always_inline av_const float exp2f(float x)
>>>+{
>>>+    return exp(x) * 0.693147180559945;
>>>+}
>>>+#endif /* HAVE_EXP2F */
>>
>>Same again.  exp2() should be preferred.
> 
> Let's hope that at least exp2() is supported...

exp2() is missing in NetBSD and DragonFly.

Michael