Enhance decoding of mq_* syscalls

Enhance decoding of mq_* syscalls

* mq.c (SYS_FUNC(mq_open)): Add RVAL_FD to return value.
(SYS_FUNC(mq_timedsend), SYS_FUNC(mq_timedreceive), SYS_FUNC(mq_notify),
SYS_FUNC(mq_getsetattr)): Print the first argument using printfd.
* NEWS: Mention this change.
* pathtrace.c (pathtrace_match_set) <SEN_mq_getsetattr, SEN_mq_notify,
SEN_mq_open, SEN_mq_timedreceive, SEN_mq_timedsend>: Skip matching.
* linux/32/syscallent.h (mq_getsetattr, mq_notify, mq_open,
mq_timedreceive, mq_timedsend): Add TD flag.
* linux/64/syscallent.h: Likewise.
* linux/alpha/syscallent.h: Likewise.
* linux/arm/syscallent.h: Likewise.
* linux/avr32/syscallent.h: Likewise.
* linux/bfin/syscallent.h: Likewise.
* linux/crisv10/syscallent.h: Likewise.
* linux/hppa/syscallent.h: Likewise.
* linux/i386/syscallent.h: Likewise.
* linux/ia64/syscallent.h: Likewise.
* linux/m68k/syscallent.h: Likewise.
* linux/microblaze/syscallent.h: Likewise.
* linux/mips/syscallent-n32.h: Likewise.
* linux/mips/syscallent-n64.h: Likewise.
* linux/mips/syscallent-o32.h: Likewise.
* linux/powerpc/syscallent.h: Likewise.
* linux/powerpc64/syscallent.h: Likewise.
* linux/s390/syscallent.h: Likewise.
* linux/s390x/syscallent.h: Likewise.
* linux/sh/syscallent.h: Likewise.
* linux/sh64/syscallent.h: Likewise.
* linux/sparc/syscallent.h: Likewise.
* linux/sparc64/syscallent.h: Likewise.
* linux/x32/syscallent.h: Likewise.
* linux/x86_64/syscallent.h: Likewise.
* linux/xtensa/syscallent.h: Likewise.