gnome-desktop fails to build

[lists at sequestered.net]

Any suggestions on this one?

bash-3.2# port install -d gnome-desktop
--->  Building gnome-desktop
Error: Target org.macports.build returned: shell command " cd
"/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_gnome_gnome-desktop/work/gnome-desktop-2.24.0"
&& make all " returned error 2
Command output: gnome-rr.c:1111: error: dereferencing pointer to
incomplete type
gnome-rr.c: At top level:
gnome-rr.c:1117: error: syntax error before 'RRMode'
gnome-rr.c:1118: warning: 'mode_new' was used with no prototype before its
definition
gnome-rr.c: In function 'mode_new':
gnome-rr.c:1119: error: invalid application of 'sizeof' to incomplete type
'GnomeRRMode'
gnome-rr.c:1121: error: dereferencing pointer to incomplete type
gnome-rr.c:1121: error: 'id' undeclared (first use in this function)
gnome-rr.c:1122: error: dereferencing pointer to incomplete type
gnome-rr.c:1122: error: 'info' undeclared (first use in this function)
gnome-rr.c: In function 'gnome_rr_mode_get_id':
gnome-rr.c:1131: error: dereferencing pointer to incomplete type
gnome-rr.c: In function 'gnome_rr_mode_get_width':
gnome-rr.c:1138: error: dereferencing pointer to incomplete type
gnome-rr.c: In function 'gnome_rr_mode_get_freq':
gnome-rr.c:1145: error: dereferencing pointer to incomplete type
gnome-rr.c: In function 'gnome_rr_mode_get_height':
gnome-rr.c:1152: error: dereferencing pointer to incomplete type
gnome-rr.c: At top level:
gnome-rr.c:1156: error: syntax error before 'XRRModeInfo'
gnome-rr.c:1157: warning: 'mode_initialize' was used with no prototype
before its definition
gnome-rr.c: In function 'mode_initialize':
gnome-rr.c:1158: error: 'mode' undeclared (first use in this function)
gnome-rr.c:1159: error: 'info' undeclared (first use in this function)
gnome-rr.c: In function 'mode_free':
gnome-rr.c:1170: error: dereferencing pointer to incomplete type
make[3]: *** [gnome-rr.lo] Error 1
make[2]: *** [all-recursive] Error 1
make[1]: *** [all-recursive] Error 1
make: *** [all] Error 2

Error: Status 1 encountered during processing.