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-rw-r--r--arch/generic/bits/termios.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/generic/bits/termios.h b/arch/generic/bits/termios.h
index 434c02c8..124f71d2 100644
--- a/arch/generic/bits/termios.h
+++ b/arch/generic/bits/termios.h
@@ -51,6 +51,7 @@ struct termios {
 #define ONLRET 0000040
 #define OFILL  0000100
 #define OFDEL  0000200
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) || defined(_XOPEN_SOURCE)
 #define NLDLY  0000400
 #define NL0    0000000
 #define NL1    0000400
@@ -70,6 +71,7 @@ struct termios {
 #define FFDLY  0100000
 #define FF0    0000000
 #define FF1    0100000
+#endif
 
 #define VTDLY  0040000
 #define VT0    0000000