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-rw-r--r--UnixPkg/UnixSerialIoDxe/UnixSerialIo.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/UnixPkg/UnixSerialIoDxe/UnixSerialIo.c b/UnixPkg/UnixSerialIoDxe/UnixSerialIo.c
index 0f3ac51f55..b197ae624a 100644
--- a/UnixPkg/UnixSerialIoDxe/UnixSerialIo.c
+++ b/UnixPkg/UnixSerialIoDxe/UnixSerialIo.c
@@ -108,7 +108,8 @@ ConvertBaud2Unix (
{
switch (BaudRate) {
case 0:
- return B0;
+ return 0; // Don't use B0 as it is also used in EFI #includes as a name so termios.h #define
+ // can break the build.
case 50:
return B50;
case 75: