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-rw-r--r--test/ruby/test_m17n_comb.rb3
1 files changed, 2 insertions, 1 deletions
diff --git a/test/ruby/test_m17n_comb.rb b/test/ruby/test_m17n_comb.rb
index 904c6095e7..2de7179996 100644
--- a/test/ruby/test_m17n_comb.rb
+++ b/test/ruby/test_m17n_comb.rb
@@ -722,7 +722,8 @@ class TestM17NComb < Test::Unit::TestCase
def test_str_crypt
begin
# glibc 2.16 or later denies salt contained other than [0-9A-Za-z./] #7312
- glibcver = `#{RbConfig::CONFIG["libdir"]}/libc.so.6`[/\AGNU C Library.*version ([0-9.]+)/, 1].split('.').map(&:to_i)
+ glibcpath = `ldd #{RbConfig.ruby}`[/\S+\/libc.so\S+/]
+ glibcver = `#{glibcpath}`[/\AGNU C Library.*version ([0-9.]+)/, 1].split('.').map(&:to_i)
strict_crypt = (glibcver <=> [2, 16]) > -1
rescue
end