[SDL] Problem to rebuild SDL with Windows 7 64-bits and visual C++

Andreas Schiffler aschiffler at ferzkopp.net
Tue Dec 21 08:17:29 PST 2010

Yes, I've seen that as well - on VS2010 the imm32.lib reference was 
missing and needs to be added to the linker dependencies.

You can fix SDL_gesture.c which seems to be looking for the SDL_atan2 
define with this addition:
#ifndef SDL_atan2
#define SDL_atan2       atan2


On 12/21/10 7:59 AM, ebyard wrote:
> **UPDATE**
> Fixed those - found that the missing libraries are in fact windows 
> libraries, are are in the SDK/lib directory. You have to add imm32.lib 
> and version.lib to your linker input stuff in VS.
> Only error I get now is
> 1>SDL_gesture.obj : error LNK2019: unresolved external symbol 
> _SDL_atan2 referenced in function _dollarNormalize
> ..and there is no function body/macro for SDL_atan2...........can 
> someone help?!?!
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> SDL at lists.libsdl.org
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