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-rw-r--r--boehm-gc/configure.ac4
1 files changed, 3 insertions, 1 deletions
diff --git a/boehm-gc/configure.ac b/boehm-gc/configure.ac
index 43be0b4866d..42cd4190df9 100644
--- a/boehm-gc/configure.ac
+++ b/boehm-gc/configure.ac
@@ -193,7 +193,9 @@ case "$THREADS" in
# The alternate thread library was only introduced in Solaris 8 and
# became the default in Solaris 9, so no need for the special code
# above otherwise.
- THREADLIBS=-lpthread
+ # nanosleep, sched_yield, and sem_* only live in librt before
+ # Solaris 11.
+ THREADLIBS="-lpthread -lrt"
;;
*-*-irix*)
AC_DEFINE(GC_IRIX_THREADS,1,[support for Irix pthreads])