_mesa_RenderbufferStorageEXT(GLenum target, GLenum internalformat,
GLsizei width, GLsizei height);
-void GLAPIENTRY
+extern void GLAPIENTRY
_mesa_RenderbufferStorageMultisample(GLenum target, GLsizei samples,
GLenum internalformat,
GLsizei width, GLsizei height);