- Added function tests for va_copy and __va_copy for snprintf.c code.

- Added AC_C_LONG_DOUBLE for snprintf.c code.
- Got rid of unneeded ino_t check.

configure.in

@@ -299,6 +299,7 @@ AC_CHECK_SIZEOF(off_t)
 AC_CHECK_SIZEOF(off64_t)
 
 AC_C_INLINE
+AC_C_LONG_DOUBLE
 
 AC_TYPE_SIGNAL
 AC_TYPE_UID_T
@@ -309,7 +310,6 @@ AC_TYPE_PID_T
 AC_TYPE_GETGROUPS
 AC_CHECK_MEMBERS([struct stat.st_rdev])
 
-AC_CHECK_TYPE([ino_t], [unsigned])
 TYPE_SOCKLEN_T
 
 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
@@ -478,7 +478,7 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod mkfifo \
     fchmod fstat strchr readlink link utime utimes strftime mtrace ftruncate \
     memmove lchown vsnprintf snprintf asprintf setsid glob strpbrk setmode \
     strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
-    open64 mkstemp64)
+    open64 mkstemp64 va_copy __va_copy)
 
 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
 if test $ac_cv_func_getpgrp = yes; then