Bootstrap failure [linux]

[Angelo Graziosi]

Current trunk (rev. 100417) fails to bootstrap on GNU/Linux Kubuntu 
10.04 (GCC 4.4.3) with:

=================
[...]
/tmp/work/emacs/src/xdisp.c: In function ‘init_iterator’:
/tmp/work/emacs/src/xdisp.c:2604: error: argument ‘charpos’ doesn’t 
match prototype
/tmp/work/emacs/src/dispextern.h:2914: error: prototype declaration
/tmp/work/emacs/src/xdisp.c:2604: error: argument ‘bytepos’ doesn’t 
match prototype
/tmp/work/emacs/src/dispextern.h:2914: error: prototype declaration
make[2]: *** [xdisp.o] Errore 1
make[2]: *** In attesa di lavori non terminati...
make[2]: uscita dalla directory «/tmp/work/emacs/build/src»
make[1]: *** [src] Errore 2
make[1]: uscita dalla directory «/tmp/work/emacs/build»
make: *** [bootstrap] Errore 2
=================

But I noticed also many warnings:

========================
[...]
/tmp/work/emacs/lib-src/make-docfile.c:167: warning: ignoring return 
value of ‘chdir’, declared with attribute warn_unused_result
/tmp/work/emacs/lib-src/make-docfile.c: In function ‘scan_c_file’:
/tmp/work/emacs/lib-src/make-docfile.c:677: warning: ignoring return 
value of ‘fscanf’, declared with attribute warn_unused_result
/tmp/work/emacs/lib-src/make-docfile.c:682: warning: ignoring return 
value of ‘fscanf’, declared with attribute warn_unused_result
[...]
/tmp/work/emacs/lib-src/movemail.c: In function ‘main’:
/tmp/work/emacs/lib-src/movemail.c:494: warning: ignoring return value 
of ‘ftruncate’, declared with attribute warn_unused_result
/tmp/work/emacs/lib-src/movemail.c: In function ‘error’:
/tmp/work/emacs/lib-src/movemail.c:615: warning: format not a string 
literal and no format arguments
/tmp/work/emacs/lib-src/movemail.c: In function ‘popmail’:
/tmp/work/emacs/lib-src/movemail.c:752: warning: ignoring return value 
of ‘fchown’, declared with attribute warn_unused_result
[...]
/tmp/work/emacs/lib-src/hexl.c: In function ‘main’:
/tmp/work/emacs/lib-src/hexl.c:184: warning: ignoring return value of 
‘fread’, declared with attribute warn_unused_result
/tmp/work/emacs/lib-src/hexl.c:212: warning: ignoring return value of 
‘fread’, declared with attribute warn_unused_result
[...]
/tmp/work/emacs/src/frame.c: In function ‘frame_name_fnn_p’:
/tmp/work/emacs/src/frame.c:2224: warning: ignoring return value of 
‘strtol’, declared with attribute warn_unused_result
========================

Ciao,
Angelo.