[llvm] [LLVM] [Support] Query the terminal width using the termios API (PR #143514)

[Fangrui Song via llvm-commits]

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@@ -34,6 +34,12 @@
 #ifdef HAVE_GETAUXVAL
 #include <sys/auxv.h>
 #endif
+#ifdef HAVE_SYS_IOCTL_H
+#include <sys/ioctl.h>
+#endif
+#ifdef HAVE_TERMIOS_H
+#include <termios.h>
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MaskRay wrote:

termios.h is for `tc*` functions. We use ioctl, which doesn't need the header.

https://github.com/llvm/llvm-project/pull/143514