glGetProgramInfoLog Interface to
OpenGL function glGetProgramInfoLog
usage: [ length, infoLog ] = glGetProgramInfoLog( program, bufSize )
C function: void glGetProgramInfoLog(GLuint program, GLsizei bufSize, GLsizei* length, GLchar* infoLog)
Psychtoolbox/PsychOpenGL/MOGL/wrap/_glGetProgramInfoLog.m