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-rw-r--r--stdlib/bits/stdlib-ldbl.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/stdlib/bits/stdlib-ldbl.h b/stdlib/bits/stdlib-ldbl.h
index f966bd92e7..b197c5754d 100644
--- a/stdlib/bits/stdlib-ldbl.h
+++ b/stdlib/bits/stdlib-ldbl.h
@@ -33,10 +33,12 @@ __LDBL_REDIR1_DECL (strtold_l, strtod_l)
 
 __LDBL_REDIR1_DECL (__strtold_internal, __strtod_internal)
 
-#ifdef __USE_MISC
+#if defined __USE_SVID || defined __USE_XOPEN_EXTENDED
+# ifdef __USE_MISC
 __LDBL_REDIR1_DECL (qecvt, ecvt)
 __LDBL_REDIR1_DECL (qfcvt, fcvt)
 __LDBL_REDIR1_DECL (qgcvt, gcvt)
 __LDBL_REDIR1_DECL (qecvt_r, ecvt_r)
 __LDBL_REDIR1_DECL (qfcvt_r, fcvt_r)
+# endif
 #endif