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-rw-r--r--ext/libelf/SConscript2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/libelf/SConscript b/ext/libelf/SConscript
index 18d1100a4..5e3038317 100644
--- a/ext/libelf/SConscript
+++ b/ext/libelf/SConscript
@@ -87,7 +87,7 @@ ElfFile('libelf_convert.c')
ElfFile('libelf_fsize.c')
ElfFile('libelf_msize.c')
-m4env = env.Copy()
+m4env = env.Clone()
if env['GCC']:
major,minor,dot = [ int(x) for x in env['CXXVERSION'].split('.')]
if major >= 4: