PR_FP_EXC_UND      39 include/uapi/linux/prctl.h # define PR_FP_EXC_UND		0x040000	/* floating point underflow */
PR_FP_EXC_UND      39 tools/include/uapi/linux/prctl.h # define PR_FP_EXC_UND		0x040000	/* floating point underflow */