pidgin-25.2 build error

[michaelgoerz@…]

bash-3.2$ sudo port clean pidgin
--->  Cleaning pidgin
bash-3.2$ sudo port install pidgin +quartz +no_x11
--->  Fetching pidgin
--->  Verifying checksum(s) for pidgin
--->  Extracting pidgin
--->  Applying patches to pidgin
--->  Configuring pidgin
--->  Building pidgin with target all
§Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_pidgin/work/pidgin-2.5.2" && make all " returned error 2
Command output: eggtrayicon.c:462: error: dereferencing pointer to incomplete type
eggtrayicon.c:464: error: dereferencing pointer to incomplete type
eggtrayicon.c:468: error: dereferencing pointer to incomplete type
eggtrayicon.c: In function 'egg_tray_icon_send_message':
eggtrayicon.c:522: error: dereferencing pointer to incomplete type
eggtrayicon.c:522: error: 'None' undeclared (first use in this function)
eggtrayicon.c:528: error: dereferencing pointer to incomplete type
eggtrayicon.c:532: error: 'Window' undeclared (first use in this function)
eggtrayicon.c:532: error: syntax error before 'gtk_plug_get_id'
eggtrayicon.c:539: error: 'XClientMessageEvent' undeclared (first use in this function)
eggtrayicon.c:539: error: syntax error before 'ev'
eggtrayicon.c:540: error: 'Display' undeclared (first use in this function)
eggtrayicon.c:540: error: 'xdisplay' undeclared (first use in this function)
eggtrayicon.c:547: error: 'ev' undeclared (first use in this function)
eggtrayicon.c:547: error: 'ClientMessage' undeclared (first use in this function)
eggtrayicon.c:548: error: syntax error before 'gtk_plug_get_id'
eggtrayicon.c:551: error: 'False' undeclared (first use in this function)
eggtrayicon.c:565: error: dereferencing pointer to incomplete type
eggtrayicon.c:565: error: 'StructureNotifyMask' undeclared (first use in this function)
eggtrayicon.c:565: error: 'XEvent' undeclared (first use in this function)
eggtrayicon.c:565: error: syntax error before ')' token
eggtrayicon.c: In function 'egg_tray_icon_cancel_message':
eggtrayicon.c:581: error: 'Window' undeclared (first use in this function)
eggtrayicon.c:581: error: syntax error before 'gtk_plug_get_id'
eggtrayicon.c: In function 'egg_tray_icon_get_orientation':
eggtrayicon.c:590: error: dereferencing pointer to incomplete type
make[3]: *** [eggtrayicon.o] Error 1
make[2]: *** [all-recursive] Error 1
make[1]: *** [all-recursive] Error 1
make: *** [all] Error 2

Error: Status 1 encountered during processing.

Other variants fail as well.