From 8a426eb086b5c6a2809665bc56b91eafdb489f19 Mon Sep 17 00:00:00 2001
From: Matthew Flatt <mflatt@racket-lang.org>
Date: Fri, 16 Jun 2017 15:16:13 -0600
Subject: [PATCH] rktio: `configure` fixes

---
 racket/src/configure           | 4 ----
 racket/src/racket/configure.ac | 4 ----
 racket/src/rktio/configure     | 4 ++--
 racket/src/rktio/configure.ac  | 4 ++--
 4 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/racket/src/configure b/racket/src/configure
index c570e6ce54..4d78501015 100755
--- a/racket/src/configure
+++ b/racket/src/configure
@@ -4762,10 +4762,6 @@ fi
     fi
     EXE_SUFFIX=".exe"
     ;;
-  beos*)
-    enable_cgcdefault="yes"
-    enable_sgc=yes
-    ;;
   darwin*)
 
     if test "${enable_sdk}" != "" ; then
diff --git a/racket/src/racket/configure.ac b/racket/src/racket/configure.ac
index 4bc9c16502..7324cea8d8 100644
--- a/racket/src/racket/configure.ac
+++ b/racket/src/racket/configure.ac
@@ -825,10 +825,6 @@ case "$host_os" in
     fi
     EXE_SUFFIX=".exe"
     ;;
-  beos*)
-    enable_cgcdefault="yes"
-    enable_sgc=yes
-    ;;
   darwin*)
 
     if test "${enable_sdk}" != "" ; then 
diff --git a/racket/src/rktio/configure b/racket/src/rktio/configure
index f3754c97df..ded83eb7db 100755
--- a/racket/src/rktio/configure
+++ b/racket/src/rktio/configure
@@ -3305,6 +3305,7 @@ case "$host_os" in
   irix*)
     ;;
   linux*)
+    enable_pthread_by_default=yes
     try_poll_syscall=yes
     try_epoll_syscall=yes
     try_inotify_syscall=yes
@@ -3314,6 +3315,7 @@ case "$host_os" in
   hpux*)
     ;;
   *mingw*)
+    enable_pthread_by_default=yes
     use_flag_pthread=no
     skip_iconv_check=yes
 
@@ -3365,8 +3367,6 @@ fi
     ;;
   cygwin*)
     ;;
-  beos*)
-    ;;
   darwin*)
     PREFLAGS="$PREFLAGS -DOS_X -D_DARWIN_UNLIMITED_SELECT"
     enable_pthread_by_default=yes
diff --git a/racket/src/rktio/configure.ac b/racket/src/rktio/configure.ac
index c469850b72..8425f3c425 100644
--- a/racket/src/rktio/configure.ac
+++ b/racket/src/rktio/configure.ac
@@ -68,6 +68,7 @@ case "$host_os" in
   irix*)
     ;;
   linux*)
+    enable_pthread_by_default=yes
     try_poll_syscall=yes
     try_epoll_syscall=yes
     try_inotify_syscall=yes
@@ -77,6 +78,7 @@ case "$host_os" in
   hpux*)
     ;;
   *mingw*)
+    enable_pthread_by_default=yes
     use_flag_pthread=no
     skip_iconv_check=yes
 
@@ -87,8 +89,6 @@ case "$host_os" in
     ;;    
   cygwin*)
     ;;
-  beos*)
-    ;;
   darwin*)
     PREFLAGS="$PREFLAGS -DOS_X -D_DARWIN_UNLIMITED_SELECT"
     enable_pthread_by_default=yes