Fix typo (escape sign was one off)

diff --git a/configure.in b/configure.in
index f8726256d99af1880caf693866329dcc56dddc58..184f33cc46b4f2ae1c7e761a8b0d0afdaa0ab9cf 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -641,7 +641,7 @@ AC_ARG_ENABLE(thread-safety,
     TSRM_LIB='TSRM/libtsrm.la'
     TSRM_DIR=TSRM
     AC_DEFINE(ZTS)
-    INCLUDES="$INCLUDES -I$\(top_builddir)/TSRM"
+    INCLUDES="$INCLUDES -I\$(top_builddir)/TSRM"
     CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS"
     AC_MSG_RESULT(yes)
   else