glGetAttachedShaders Interface to
OpenGL function glGetAttachedShaders
usage: [ count, shaders ] = glGetAttachedShaders( program, maxCount )
C function: void glGetAttachedShaders(GLuint program, GLsizei maxCount, GLsizei* count, GLuint* shaders)
Psychtoolbox/PsychOpenGL/MOGL/wrap/_glGetAttachedShaders.m