Followup-For: Bug #915112 Control: found -1 2.1.0-3 $ cat glewglext.c #include<GL/glew.h> #include<GL/gl.h> #include<GL/glext.h>
$ gcc -c glewglext.c In file included from glewglext.c:3: /usr/include/GL/glext.h:12066:25: error: conflicting types for 'PFNGLFRAGMENTLIGHTFVSGIXPROC' typedef void (APIENTRYP PFNGLFRAGMENTLIGHTFVSGIXPROC) (GLenum light, GLenum pname, const GLfloat *params); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from glewglext.c:1: /usr/include/GL/glew.h:18734:28: note: previous declaration of 'PFNGLFRAGMENTLIGHTFVSGIXPROC' was here typedef void (GLAPIENTRY * PFNGLFRAGMENTLIGHTFVSGIXPROC) (GLenum light, GLenum pname, GLfloat* params); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ ... This seems to be a good candidate for compile time tests and autopkgtests. Andreas