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-rw-r--r--stdlib/bits/stdlib-ldbl.h2
-rw-r--r--stdlib/stdint.h2
-rw-r--r--stdlib/stdlib.h2
3 files changed, 3 insertions, 3 deletions
diff --git a/stdlib/bits/stdlib-ldbl.h b/stdlib/bits/stdlib-ldbl.h
index ca460fa3b6..ab37bdd467 100644
--- a/stdlib/bits/stdlib-ldbl.h
+++ b/stdlib/bits/stdlib-ldbl.h
@@ -28,7 +28,7 @@ __LDBL_REDIR1_DECL (strtold, strtod)
__LDBL_REDIR1_DECL (strtold_l, strtod_l)
#endif
-#if __GLIBC_USE (IEC_60559_BFP_EXT)
+#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
__LDBL_REDIR1_DECL (strfroml, strfromd)
#endif
diff --git a/stdlib/stdint.h b/stdlib/stdint.h
index 1ad538fc48..af580f2ee7 100644
--- a/stdlib/stdint.h
+++ b/stdlib/stdint.h
@@ -273,7 +273,7 @@ typedef __uintmax_t uintmax_t;
# define UINTMAX_C(c) c ## ULL
# endif
-#if __GLIBC_USE (IEC_60559_BFP_EXT)
+#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
# define INT8_WIDTH 8
# define UINT8_WIDTH 8
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index a9fd989d39..827e44b8d0 100644
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -208,7 +208,7 @@ extern unsigned long long int strtoull (const char *__restrict __nptr,
#endif /* ISO C99 or use MISC. */
/* Convert a floating-point number to a string. */
-#if __GLIBC_USE (IEC_60559_BFP_EXT)
+#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
extern int strfromd (char *__dest, size_t __size, const char *__format,
double __f)
__THROW __nonnull ((3));