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Diffstat (limited to 'pkgs/build-support/setup-hooks/prune-libtool-files.sh')
-rw-r--r--pkgs/build-support/setup-hooks/prune-libtool-files.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/build-support/setup-hooks/prune-libtool-files.sh b/pkgs/build-support/setup-hooks/prune-libtool-files.sh
index 5d7432e8f09a..0ec56549645c 100644
--- a/pkgs/build-support/setup-hooks/prune-libtool-files.sh
+++ b/pkgs/build-support/setup-hooks/prune-libtool-files.sh
@@ -8,7 +8,7 @@
 fixupOutputHooks+=(_pruneLibtoolFiles)
 
 _pruneLibtoolFiles() {
-    if [ "$dontPruneLibtoolFiles" ] || [ ! -e "$prefix" ]; then
+    if [ "${dontPruneLibtoolFiles-}" ] || [ ! -e "$prefix" ]; then
        return
     fi