"wglGetProcAddress" won't work

title says everything…
I’m linking the Gl32.lib and GlU32.lib
here’s my code:

The .h file


#define GL_GLEXT_PROTOTYPES
#include <Windows.h>
#include <gl/GL.h>
#include <gl/glext.h>
#include <gl/wglext.h>
#include <stdio.h>

extern PFNGLGENFRAMEBUFFERSEXTPROC                     pglGenFramebuffersEXT;                      // FBO name generation procedure
extern PFNGLDELETEFRAMEBUFFERSEXTPROC                  pglDeleteFramebuffersEXT;                   // FBO deletion procedure
extern PFNGLBINDFRAMEBUFFEREXTPROC                     pglBindFramebufferEXT;                      // FBO bind procedure
extern PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC              pglCheckFramebufferStatusEXT;               // FBO completeness test procedure
extern PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC pglGetFramebufferAttachmentParameterivEXT;  // return various FBO parameters
extern PFNGLGENERATEMIPMAPEXTPROC                      pglGenerateMipmapEXT;                       // FBO automatic mipmap generation procedure
extern PFNGLFRAMEBUFFERTEXTURE2DEXTPROC                pglFramebufferTexture2DEXT;                 // FBO texdture attachement procedure
extern PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC             pglFramebufferRenderbufferEXT;              // FBO renderbuffer attachement procedure
// Renderbuffer object
extern PFNGLGENRENDERBUFFERSEXTPROC                    pglGenRenderbuffersEXT;                     // renderbuffer generation procedure
extern PFNGLDELETERENDERBUFFERSEXTPROC                 pglDeleteRenderbuffersEXT;                  // renderbuffer deletion procedure
extern PFNGLBINDRENDERBUFFEREXTPROC                    pglBindRenderbufferEXT;                     // renderbuffer bind procedure
extern PFNGLRENDERBUFFERSTORAGEEXTPROC                 pglRenderbufferStorageEXT;                  // renderbuffer memory allocation procedure
extern PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC          pglGetRenderbufferParameterivEXT;           // return various renderbuffer parameters
extern PFNGLISRENDERBUFFEREXTPROC                      pglIsRenderbufferEXT;                       // determine renderbuffer object type

#define glGenFramebuffersEXT                        pglGenFramebuffersEXT
#define glDeleteFramebuffersEXT                     pglDeleteFramebuffersEXT
#define glBindFramebufferEXT                        pglBindFramebufferEXT
#define glCheckFramebufferStatusEXT                 pglCheckFramebufferStatusEXT
#define glGetFramebufferAttachmentParameterivEXT    pglGetFramebufferAttachmentParameterivEXT
#define glGenerateMipmapEXT                         pglGenerateMipmapEXT
#define glFramebufferTexture2DEXT                   pglFramebufferTexture2DEXT
#define glFramebufferRenderbufferEXT                pglFramebufferRenderbufferEXT

#define glGenRenderbuffersEXT                       pglGenRenderbuffersEXT
#define glDeleteRenderbuffersEXT                    pglDeleteRenderbuffersEXT
#define glBindRenderbufferEXT                       pglBindRenderbufferEXT
#define glRenderbufferStorageEXT                    pglRenderbufferStorageEXT
#define glGetRenderbufferParameterivEXT             pglGetRenderbufferParameterivEXT
#define glIsRenderbufferEXT                         pglIsRenderbufferEXT

extern	void	InitFBO();

And the .cpp file:


PFNGLGENFRAMEBUFFERSEXTPROC                     pglGenFramebuffersEXT = 0;                      // FBO name generation procedure
PFNGLDELETEFRAMEBUFFERSEXTPROC                  pglDeleteFramebuffersEXT = 0;                   // FBO deletion procedure
PFNGLBINDFRAMEBUFFEREXTPROC                     pglBindFramebufferEXT = 0;                      // FBO bind procedure
PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC              pglCheckFramebufferStatusEXT = 0;               // FBO completeness test procedure
PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC pglGetFramebufferAttachmentParameterivEXT = 0;  // return various FBO parameters
PFNGLGENERATEMIPMAPEXTPROC                      pglGenerateMipmapEXT = 0;                       // FBO automatic mipmap generation procedure
PFNGLFRAMEBUFFERTEXTURE2DEXTPROC                pglFramebufferTexture2DEXT = 0;                 // FBO texdture attachement procedure
PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC             pglFramebufferRenderbufferEXT = 0;              // FBO renderbuffer attachement procedure
// Renderbuffer object
PFNGLGENRENDERBUFFERSEXTPROC                    pglGenRenderbuffersEXT = 0;                     // renderbuffer generation procedure
PFNGLDELETERENDERBUFFERSEXTPROC                 pglDeleteRenderbuffersEXT = 0;                  // renderbuffer deletion procedure
PFNGLBINDRENDERBUFFEREXTPROC                    pglBindRenderbufferEXT = 0;                     // renderbuffer bind procedure
PFNGLRENDERBUFFERSTORAGEEXTPROC                 pglRenderbufferStorageEXT = 0;                  // renderbuffer memory allocation procedure
PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC          pglGetRenderbufferParameterivEXT = 0;           // return various renderbuffer parameters
PFNGLISRENDERBUFFEREXTPROC                      pglIsRenderbufferEXT = 0;                       // determine renderbuffer object type

void	InitFBO()
{
	glGenFramebuffersEXT                     = (PFNGLGENFRAMEBUFFERSEXTPROC)wglGetProcAddress("glGenFramebuffersEXT");
	glDeleteFramebuffersEXT                  = (PFNGLDELETEFRAMEBUFFERSEXTPROC)wglGetProcAddress("glDeleteFramebuffersEXT");
	glBindFramebufferEXT                     = (PFNGLBINDFRAMEBUFFEREXTPROC)wglGetProcAddress("glBindFramebufferEXT");
	glCheckFramebufferStatusEXT              = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC)wglGetProcAddress("glCheckFramebufferStatusEXT");
	glGetFramebufferAttachmentParameterivEXT = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC)wglGetProcAddress("glGetFramebufferAttachmentParameterivEXT");
	glGenerateMipmapEXT                      = (PFNGLGENERATEMIPMAPEXTPROC)wglGetProcAddress("glGenerateMipmapEXT");
	glFramebufferTexture2DEXT                = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC)wglGetProcAddress("glFramebufferTexture2DEXT");
	glFramebufferRenderbufferEXT             = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC)wglGetProcAddress("glFramebufferRenderbufferEXT");
	glGenRenderbuffersEXT                    = (PFNGLGENRENDERBUFFERSEXTPROC)wglGetProcAddress("glGenRenderbuffersEXT");
	glDeleteRenderbuffersEXT                 = (PFNGLDELETERENDERBUFFERSEXTPROC)wglGetProcAddress("glDeleteRenderbuffersEXT");
	glBindRenderbufferEXT                    = (PFNGLBINDRENDERBUFFEREXTPROC)wglGetProcAddress("glBindRenderbufferEXT");
	glRenderbufferStorageEXT                 = (PFNGLRENDERBUFFERSTORAGEEXTPROC)wglGetProcAddress("glRenderbufferStorageEXT");
	glGetRenderbufferParameterivEXT          = (PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC)wglGetProcAddress("glGetRenderbufferParameterivEXT");
	glIsRenderbufferEXT                      = (PFNGLISRENDERBUFFEREXTPROC)wglGetProcAddress("glIsRenderbufferEXT");
	if(glGenFramebuffersEXT)
        {
			printf("FPO supported");
	}else
		printf("FPO not supported");
}

always get: “FPO not supported”…

Try with glGenRenderbuffersARB