-diff -ur ruby-1.9.2-p180-o/configure.in ruby-1.9.2-p180/configure.in
---- ruby-1.9.2-p180-o/configure.in 2011-03-27 21:38:41.000000000 -0600
-+++ ruby-1.9.2-p180/configure.in 2011-03-27 21:40:29.000000000 -0600
-@@ -1185,7 +1185,7 @@
+diff -ur ruby-1.9.2-p290-o//configure.in ruby-1.9.2-p290/configure.in
+--- ruby-1.9.2-p290-o//configure.in 2011-08-27 20:31:47.000000000 -0600
++++ ruby-1.9.2-p290/configure.in 2011-08-27 20:35:03.000000000 -0600
+@@ -1184,7 +1184,7 @@
else
AC_LIBOBJ([signbit])
fi
-AC_CHECK_FUNCS(fmod killpg wait4 waitpid fork spawnv syscall __syscall chroot getcwd eaccess\
+AC_CHECK_FUNCS(fmod killpg wait4 waitpid fork spawnv syscall __syscall chroot getcwd eaccess ffs\
- truncate ftruncate chsize times utimes utimensat fcntl lockf lstat\
+ truncate ftruncate ftello chsize times utimes utimensat fcntl lockf lstat\
+ truncate64 ftruncate64 ftello64 fseeko fseeko64 \
link symlink readlink readdir_r fsync fdatasync fchown\
- setitimer setruid seteuid setreuid setresuid setproctitle socketpair\