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-rw-r--r--libc/sysdeps/linux/x86_64/bits/sigcontext.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/x86_64/bits/sigcontext.h b/libc/sysdeps/linux/x86_64/bits/sigcontext.h
index 08d4c52b2..c0d5fe72d 100644
--- a/libc/sysdeps/linux/x86_64/bits/sigcontext.h
+++ b/libc/sysdeps/linux/x86_64/bits/sigcontext.h
@@ -70,6 +70,14 @@ struct _fpstate
__uint32_t padding[56];
};
+#ifndef sigcontext_struct
+/* Kernel headers before 2.1.1 define a struct sigcontext_struct, but
+ we need sigcontext. Some packages have come to rely on
+ sigcontext_struct being defined on 32-bit x86, so define this for
+ their benefit. */
+# define sigcontext_struct sigcontext
+#endif
+
struct sigcontext
{
unsigned short gs, __gsh;