[PATCH] Remove unused vertex array code

Some very early experiments with the vertex array extension; never used.

diff -urN a/common/gl_vidnt.c head/common/gl_vidnt.c
--- a/common/gl_vidnt.c	2006-03-12 06:15:48.000000000 +1030
+++ head/common/gl_vidnt.c	2006-03-12 05:56:17.000000000 +1030
@@ -605,53 +605,6 @@
     }
 }
 
-// FIXME - use or not?
-/* #define TYR__USE_VERTEX_ARRAY_EXT */
-#ifdef TYR__USE_VERTEX_ARRAY_EXT
-
-static void
-CheckArrayExtensions(void)
-{
-    char *tmp;
-
-    /* check for texture extension */
-    tmp = (unsigned char *)glGetString(GL_EXTENSIONS);
-    while (*tmp) {
-	if (strncmp
-	    ((const char *)tmp, "GL_EXT_vertex_array",
-	     strlen("GL_EXT_vertex_array")) == 0) {
-#ifndef GL_VERSION_1_2
-	    if (((glArrayElementEXT =
-		  wglGetProcAddress("glArrayElementEXT")) == NULL)
-		||
-		((glColorPointerEXT =
-		  wglGetProcAddress("glColorPointerEXT")) == NULL)
-		||
-		((glTexCoordPointerEXT =
-		  wglGetProcAddress("glTexCoordPointerEXT")) == NULL)
-		||
-		((glVertexPointerEXT =
-		  wglGetProcAddress("glVertexPointerEXT")) == NULL)) {
-		Sys_Error("GetProcAddress for vertex extension failed");
-		return;
-	    }
-#endif /* GL_VERSION_1_2 */
-	    return;
-	}
-	tmp++;
-    }
-
-    Sys_Error("Vertex array extension not present");
-}
-
-typedef struct {
-    float x, y, z;
-    float s, t;
-    float r, g, b;
-} glvert_t;
-
-static glvert_t glv;
-#endif
 
 /*
 ===============
@@ -702,16 +655,6 @@
 
 //      glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
     glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-
-#ifdef TYR__USE_VERTEX_ARRAY_EXT
-    CheckArrayExtensions();
-
-    glEnable(GL_VERTEX_ARRAY_EXT);
-    glEnable(GL_TEXTURE_COORD_ARRAY_EXT);
-    glVertexPointerEXT(3, GL_FLOAT, 0, 0, &glv.x);
-    glTexCoordPointerEXT(2, GL_FLOAT, 0, 0, &glv.s);
-    glColorPointerEXT(3, GL_FLOAT, 0, 0, &glv.r);
-#endif
 }
 
 /*