...is is provided for the curious only, as an alternative to reading the source. Ioctl's are undocumented Linux internals, liable to be changed without warning. (And indeed, this p…...nels, modify_ldt () cannot be used to create a long mode (i.e., 64-bit) code segment. The undocumented field "lm" in user_desc is not useful, and, despite its name, does not res…examine and change a signal action NAME sigaction, rt_sigaction - examine and change a signal action LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <signal.h> int siga…examine and change a signal action NAME sigaction, rt_sigaction - examine and change a signal action LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <signal.h> int siga…