# Newer libcs don't define the JB_* jmp_buf access macros.  If this is
# the case, we provide values ourselves.
Index: linux-2.6.15/arch/um/os-Linux/sys-i386/registers.c
===================================================================
--- linux-2.6.15.orig/arch/um/os-Linux/sys-i386/registers.c	2006-02-13 13:00:06.000000000 -0500
+++ linux-2.6.15/arch/um/os-Linux/sys-i386/registers.c	2006-02-13 13:04:07.000000000 -0500
@@ -130,6 +130,12 @@ void get_safe_registers(unsigned long *r
 		       HOST_FP_SIZE * sizeof(unsigned long));
 }
 
+#ifndef JB_PC
+#define JB_PC 5
+#define JB_SP 4
+#define JB_BP 3
+#endif
+
 void get_thread_regs(union uml_pt_regs *uml_regs, void *buffer)
 {
 	struct __jmp_buf_tag *jmpbuf = buffer;
Index: linux-2.6.15/arch/um/os-Linux/sys-x86_64/registers.c
===================================================================
--- linux-2.6.15.orig/arch/um/os-Linux/sys-x86_64/registers.c	2006-02-13 13:00:06.000000000 -0500
+++ linux-2.6.15/arch/um/os-Linux/sys-x86_64/registers.c	2006-02-13 13:04:07.000000000 -0500
@@ -78,6 +78,12 @@ void get_safe_registers(unsigned long *r
 		       HOST_FP_SIZE * sizeof(unsigned long));
 }
 
+#ifndef JB_PC
+#define JB_PC 7
+#define JB_RSP 6
+#define JB_RBP 1
+#endif
+
 void get_thread_regs(union uml_pt_regs *uml_regs, void *buffer)
 {
 	struct __jmp_buf_tag *jmpbuf = buffer;