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-rwxr-xr-xreadline/configure1
1 files changed, 1 insertions, 0 deletions
diff --git a/readline/configure b/readline/configure
index ae9bf94..8e24e9f 100755
--- a/readline/configure
+++ b/readline/configure
@@ -2542,6 +2542,7 @@ fi
case "$host_cpu" in
*cray*) LOCAL_CFLAGS=-DCRAY ;;
+*s390*) LOCAL_CFLAGS=-fsigned-char ;;
esac
case "$host_os" in