[COMMITTED] support: fix typo in support_readdir [BZ #34564]

The symbols are '...@GLIBC', not '...'@GBLIC'.

Noticed when looking at BZ #34564.

Fixes: 1251e9ea49fba9f53bbf4f290f3db90c01931fa7
---
 support/support_readdir.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/support/support_readdir.c b/support/support_readdir.c
index 793b7bc87e..9c20ddcfdd 100644
--- a/support/support_readdir.c
+++ b/support/support_readdir.c
@@ -74,9 +74,9 @@ support_readdir_function (enum support_readdir_op op)
       case SUPPORT_READDIR64_R:
         return "readdir64_r";
       case SUPPORT_READDIR64_COMPAT:
-        return "readdir64@GBLIC_2.1";
+        return "readdir64@GLIBC_2.1";
       case SUPPORT_READDIR64_R_COMPAT:
-        return "readdir64_r@GBLIC_2.1";
+        return "readdir64_r@GLIBC_2.1";
     }
   FAIL_EXIT1 ("invalid support_readdir_op constant: %d", op);
 }

base-commit: 38abaa0b2127a8cd6a3aad29d2d5246f26cc9998
-- 
2.55.0