Thanks ppl! A helpful person sent me the decls file. For all those who miss the decls file too, here's its content:
.lib "dlls\TexShaders.dll" CreateScrollShader%(texture,speedu#,speedv#) CreateSwayShader%(texture,speed#,amplitudeu#,amplitudev#) CreateSpinShader%(texture,speed#) CreatePulseShader%(texture,speed#,amplitude#) CreateSawtoothShader%(texture,speed#,amplitude#) CreateStaticShader%(texture) CreateStrobeShader%(texture,speed#) FreeShader(shader) UpdateTexShaders()