gdb/linux-record: Support time, waitpid, pipe syscalls

gdb/ChangeLog:

	* aarch64-linux-tdep.c (aarch64_linux_init_abi): Add size_time_t.
	* amd64-linux-tdep.c (amd64_linux_init_abi): Add size_time_t.
	(amd64_x32_linux_init_abi): Add size_time_t.
	* arm-linux-tdep.c (arm_linux_init_abi): Add size_time_t.
	* i386-linux-tdep.c (i386_linux_init_abi): Add size_time_t.
	* linux-record.c (record_linux_system_call): Add time, waitpid, pipe
	handling.
	* linux-record.h (struct linux_record_tdep): Add size_time_t.
	* ppc-linux-tdep.c (ppc_init_linux_record_tdep): Add size_time_t.
diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c
index cf71cf3..ab20e78 100644
--- a/gdb/ppc-linux-tdep.c
+++ b/gdb/ppc-linux-tdep.c
@@ -1479,6 +1479,7 @@
       record_tdep->size_serial_icounter_struct = 80;
       record_tdep->size_size_t = 8;
       record_tdep->size_iovec = 16;
+      record_tdep->size_time_t = 8;
     }
   else if (wordsize == 4)
     {
@@ -1545,6 +1546,7 @@
       record_tdep->size_serial_icounter_struct = 80;
       record_tdep->size_size_t = 4;
       record_tdep->size_iovec = 8;
+      record_tdep->size_time_t = 4;
     }
   else
     internal_error (__FILE__, __LINE__, _("unexpected wordsize"));