cc -O -I. -I../../include -DNEWDB -DNIS -DMAP_REGEX -DNETISO -I/usr/pkg/include -DNETINET6 -DNEEDSGETIPNODE -DTCPWRAPPERS -DMILTER -I/usr/include -c deliver.c
In file included from deliver.c:20:
/usr/include/login_cap.h:79: error: conflicting types for `setuserenv'
sendmail.h:2544: error: previous declaration of `setuserenv'
*** Error code 1

/usr/include/login_cap.h:

     79 int     setuserenv(login_cap_t *, envfunc_t, void *);

mail/sendmail/work/sendmail-8.13.5/sendmail/sendmail.h:

   2544 extern void     setuserenv __P((const char *, const char *));

「 __P が消えたおかげでエラーがでまくり 」 と同じやうな問題か ?

__BEGIN_DECLS
..
__END_DECLS

と囲んであるってどういう意味だっけ ? 次のようにすると、一応通る。

ttyp1:makoto@s900 10:41:53/060109(...personal-pkgsrc/config-serv)> diff -u  /usr/include/login_cap.h{-*,}
--- /usr/include/login_cap.h-original   2006-01-05 10:38:08.000000000 +0900
+++ /usr/include/login_cap.h    2006-01-09 10:35:19.000000000 +0900
@@ -76,7 +76,8 @@
 int    setclasscontext(const char *, u_int);
 int    setusercontext(login_cap_t *, struct passwd *, uid_t, u_int);
 void   setuserpath(login_cap_t *, const char *, envfunc_t, void *);
-int    setuserenv(login_cap_t *, envfunc_t, void *);
+/* int setuserenv(login_cap_t *, envfunc_t, void *); */
+void     setuserenv __P((const char *, const char *));
 
 __END_DECLS
 

(後で元に戻しておく)