4 files changed, 17 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index 6a5d9628b6..1c180d8264 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Thu Aug 30 13:10:57 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* configure.in (group_member): check if presents.
+
+	* configure.in (XCFLAGS): add _GNU_SOURCE on linux.
+
+	* file.c (group_member): use system routine if available.
+
 Thu Aug 30 08:24:18 2007  Tanaka Akira  <akr@fsij.org>
 
 	* ruby.h (RHASH_TBL): defined for compatibility to 1.9.
diff --git a/configure.in b/configure.in
index 9c90723878..f3d3d9b109 100644
--- a/configure.in
+++ b/configure.in
@@ -537,7 +537,7 @@ AC_CHECK_FUNCS(fmod killpg wait4 waitpid syscall chroot fsync getcwd eaccess\
 	      setproctitle setrgid setegid setregid setresgid issetugid pause\
 	      lchown lchmod getpgrp setpgrp getpgid setpgid initgroups\
 	      getgroups setgroups getpriority getrlimit setrlimit sysconf\
-              dlopen sigprocmask\
+	      group_member dlopen sigprocmask\
 	      sigaction _setjmp setsid telldir seekdir fchmod mktime timegm\
 	      cosh sinh tanh setuid setgid setenv unsetenv)
 AC_ARG_ENABLE(setreuid,
@@ -1401,6 +1401,9 @@ fi
 AC_SUBST(RDOCTARGET)
 
 case "$target_os" in
+    linux*)
+	XCFLAGS="$XCFLAGS -D_GNU_SOURCE=1"
+	;;
     netbsd*)
     	CFLAGS="$CFLAGS -pipe"
 	;;
diff --git a/file.c b/file.c
index cff6b3226e..52fe96c436 100644
--- a/file.c
+++ b/file.c
@@ -815,6 +815,7 @@ rb_file_lstat(obj)
 #endif
 }
 
+#ifndef HAVE_GROUP_MEMBER
 static int
 group_member(gid)
     GETGROUPS_T gid;
@@ -844,6 +845,7 @@ group_member(gid)
 #endif
     return Qfalse;
 }
+#endif
 
 #ifndef S_IXUGO
 #  define S_IXUGO		(S_IXUSR | S_IXGRP | S_IXOTH)
diff --git a/version.h b/version.h
index f201daca2c..995a649b41 100644
--- a/version.h
+++ b/version.h
@@ -1,7 +1,7 @@
 #define RUBY_VERSION "1.8.6"
-#define RUBY_RELEASE_DATE "2007-08-29"
+#define RUBY_RELEASE_DATE "2007-08-30"
 #define RUBY_VERSION_CODE 186
-#define RUBY_RELEASE_CODE 20070829
+#define RUBY_RELEASE_CODE 20070830
 #define RUBY_PATCHLEVEL 5000
 
 #define RUBY_VERSION_MAJOR 1
@@ -9,7 +9,7 @@
 #define RUBY_VERSION_TEENY 6
 #define RUBY_RELEASE_YEAR 2007
 #define RUBY_RELEASE_MONTH 8
-#define RUBY_RELEASE_DAY 29
+#define RUBY_RELEASE_DAY 30
 
 #ifdef RUBY_EXTERN
 RUBY_EXTERN const char ruby_version[];