can't build mesa upgrade 7.4

[William Davis]

can't build the upgrade of Mesa apparently because various include  
files can't be found:

--->  Building mesa
DEBUG: Executing proc-pre-org.macports.build-build-0
DEBUG: Executing org.macports.build (mesa)
DEBUG: port allows a parallel build
DEBUG: Environment: MACOSX_DEPLOYMENT_TARGET='10.5'
DEBUG: Assembled command: 'cd "/opt/local/var/macports/build/ 
_opt_local_var_macports_sources_rsync 
.macports.org_release_ports_x11_mesa/work/Mesa-7.4" && make default  
INSTALL_DIR=/opt/local'
Making sources for darwin
touch depend
makedepend -fdepend -I. -I../../../include -I../../../include/GL/ 
internal -I../../../src/mesa -I../../../src/mesa/glapi     
glcontextmodes.c clientattrib.c compsize.c eval.c glxcmds.c  
glxcurrent.c glxext.c glxextensions.c indirect.c indirect_init.c  
indirect_size.c indirect_window_pos.c indirect_texture_compression.c  
indirect_transpose_matrix.c indirect_vertex_array.c  
indirect_vertex_program.c pixel.c pixelstore.c render2.c renderpix.c  
single2.c singlepix.c vertarr.c xfont.c glx_pbuffer.c glx_query.c  
drisw_glx.c dri_common.c dri_glx.c XF86dri.c glxhash.c dri2_glx.c  
dri2.c \
		../../../src/mesa/main/dispatch.c ../../../src/mesa/glapi/ 
glapi.c ../../../src/mesa/glapi/glapi_getproc.c ../../../src/mesa/ 
glapi/glthread.c
makedepend: warning:  glcontextmodes.c, line 42: cannot find include  
file "GL/glxint.h"
	not in GL/glxint.h
	not in GL/glxint.h
	not in ./GL/glxint.h
	not in ../../../include/GL/glxint.h
	not in ../../../include/GL/internal/GL/glxint.h
	not in ../../../src/mesa/GL/glxint.h
	not in ../../../src/mesa/glapi/GL/glxint.h
	not in /usr/include/GL/glxint.h
makedepend: warning:  clientattrib.c (reading glxclient.h, line 53):  
cannot find include file "GL/glxint.h"
	not in GL/glxint.h
	not in GL/glxint.h
	not in ./GL/glxint.h
	not in ../../../include/GL/glxint.h
	not in ../../../include/GL/internal/GL/glxint.h
	not in ../../../src/mesa/GL/glxint.h
	not in ../../../src/mesa/glapi/GL/glxint.h
	not in /usr/include/GL/glxint.h
makedepend: warning:  clientattrib.c (reading glxclient.h, line 54):  
cannot find include file "GL/glxproto.h"
	not in GL/glxproto.h
	not in GL/glxproto.h
	not in ./GL/glxproto.h
	not in ../../../include/GL/glxproto.h
	not in ../../../include/GL/internal/GL/glxproto.h
	not in ../../../src/mesa/GL/glxproto.h
	not in ../../../src/mesa/glapi/GL/glxproto.h
	not in /usr/include/GL/glxproto.h
makedepend: warning:  indirect.c, line 36: cannot find include file  
"GL/glxproto.h"
	not in ./GL/glxproto.h
	not in ../../../include/GL/glxproto.h
	not in ../../../include/GL/internal/GL/glxproto.h
	not in ../../../src/mesa/GL/glxproto.h
	not in ../../../src/mesa/glapi/GL/glxproto.h
	not in /usr/include/GL/glxproto.h
makedepend: warning:  indirect_vertex_array.c, line 32: cannot find  
include file "GL/glxproto.h"
	not in ./GL/glxproto.h
	not in ../../../include/GL/glxproto.h
	not in ../../../include/GL/internal/GL/glxproto.h
	not in ../../../src/mesa/GL/glxproto.h
	not in ../../../src/mesa/glapi/GL/glxproto.h
	not in /usr/include/GL/glxproto.h
makedepend: warning:  indirect_vertex_array.c (reading  
indirect_vertex_array_priv.h, line 39): cannot find include file "GL/ 
glxproto.h"
	not in ./GL/glxproto.h
	not in ../../../include/GL/glxproto.h
	not in ../../../include/GL/internal/GL/glxproto.h
	not in ../../../src/mesa/GL/glxproto.h
	not in ../../../src/mesa/glapi/GL/glxproto.h
	not in /usr/include/GL/glxproto.h
makedepend: warning:  indirect_vertex_program.c, line 31: cannot find  
include file "GL/glxproto.h"
	not in ./GL/glxproto.h
	not in ../../../include/GL/glxproto.h
	not in ../../../include/GL/internal/GL/glxproto.h
	not in ../../../src/mesa/GL/glxproto.h
	not in ../../../src/mesa/glapi/GL/glxproto.h
	not in /usr/include/GL/glxproto.h
makedepend: warning:  singlepix.c, line 37: cannot find include file  
"GL/glxproto.h"
	not in ./GL/glxproto.h
	not in ../../../include/GL/glxproto.h
	not in ../../../include/GL/internal/GL/glxproto.h
	not in ../../../src/mesa/GL/glxproto.h
	not in ../../../src/mesa/glapi/GL/glxproto.h
	not in /usr/include/GL/glxproto.h
makedepend: warning:  dri2.c (reading /usr/include/stdarg.h, line 4):  
cannot find include file "stdarg.h"
makedepend: warning:  dri2.c (reading ./drm.h), line 172: # warning  
"__SIZE_TYPE__ not defined.  Assuming sizeof(size_t) ==  
sizeof(unsigned long)!"
makedepend: warning:  ../../../src/mesa/main/dispatch.c (reading /usr/ 
include/float.h, line 8): cannot find include file "float.h"
gcc -c -I. -I../../../include -I../../../include/GL/internal - 
I../../../src/mesa -I../../../src/mesa/glapi    -ggdb3 -Os -Wall - 
Wmissing-prototypes -std=c99 -ffast-math -fno-strict-aliasing -fno- 
common -I/opt/local/include -I/opt/local/include  -fPIC   - 
D_DARWIN_C_SOURCE -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L - 
D_BSD_SOURCE -D_SVID_SOURCE -D_GNU_SOURCE -DPTHREADS - 
DGLX_ALIAS_UNSUPPORTED -DGLX_INDIRECT_RENDERING -DXF86VIDMODE - 
D_REENTRANT -UIN_DRI_DRIVER -DDEFAULT_DRIVER_DIR=\"/opt/local/lib/dri 
\" glcontextmodes.c -o glcontextmodes.o
In file included from /opt/local/include/X11/Xlib.h:64,
                  from ../../../include/GL/glx.h:38,
                  from glcontextmodes.c:41:
/opt/local/include/X11/Xosdefs.h:145:1: warning: "_DARWIN_C_SOURCE"  
redefined
<command line>:1:1: warning: this is the location of the previous  
definition
glcontextmodes.c:42:23: error: GL/glxint.h: No such file or directory
In file included from glcontextmodes.c:67:
glcontextmodes.h:39: warning: type defaults to 'int' in declaration of  
'__GLXvisualConfig'
glcontextmodes.h:39: error: syntax error before '*' token
glcontextmodes.c:132: warning: type defaults to 'int' in declaration  
of '__GLXvisualConfig'
glcontextmodes.c:132: error: syntax error before '*' token
glcontextmodes.c:133: warning: no previous prototype for  
'_gl_copy_visual_to_context_mode'
glcontextmodes.c: In function '_gl_copy_visual_to_context_mode':
glcontextmodes.c:134: error: 'mode' undeclared (first use in this  
function)
glcontextmodes.c:134: error: (Each undeclared identifier is reported  
only once
glcontextmodes.c:134: error: for each function it appears in.)
glcontextmodes.c:139: error: 'config' undeclared (first use in this  
function)
make[2]: *** [glcontextmodes.o] Error 1
make[1]: *** [subdirs] Error 1
make: *** [default] Error 1

Warning: the following items did not execute (for mesa):  
org.macports.destroot org.macports.build
DEBUG: Registry error: makedepend not registered as installed & active.
     invoked from within
"registry_active ${portname}"
     invoked from within
"$workername eval registry_active \${portname}"
Error: Unable to upgrade port: 1

William Davis
frstanATbellsouthDOTnet
Mac OS X.5.6 Darwin 9.5.0
XQuartz 2.3.3_rc3 (xorg-server 1.4.2-apple38)
Mac Mini Intel Duo @ 1.86 GHz

Mundus vult decepi, ego non