--- /dev/null
+/* Define the machine-dependent type `jmp_buf'. Sun 3 version. */
+
+typedef struct
+ {
+
+ /* There are eight 4-byte data registers, but D0 is not saved. */
+ long int __dregs[7];
+
+ /* There are six 4-byte address registers, plus the FP and SP. */
+ PTR __aregs[6];
+ PTR __fp;
+ PTR __sp;
+
+#if defined(__HAVE_68881__) || defined(__HAVE_FPU__)
+ /* There are eight floating point registers which
+ are saved in IEEE 96-bit extended format. */
+ char __fpregs[8 * (96 / 8)];
+#endif
+
+ } jmp_buf[1];