Fix epoll_create syscall decoding

* epoll.c (sys_epoll_create): New function.
* linux/dummy.h (sys_epoll_create): Remove.

epoll.c

@@ -4,6 +4,13 @@
 # include <sys/epoll.h>
 #endif
 
+SYS_FUNC(epoll_create)
+{
+	tprintf("%d", (int) tcp->u_arg[0]);
+
+	return RVAL_DECODED | RVAL_FD;
+}
+
 #include "xlat/epollflags.h"
 
 SYS_FUNC(epoll_create1)

linux/dummy.h

@@ -126,7 +126,6 @@
 
 /* printargs_lu/ld does the right thing */
 #define	sys_alarm		printargs_lu
-#define	sys_epoll_create	printargs_ld
 #define	sys_getpgrp		printargs_lu
 #define	sys_getsid		printargs_lu
 #define	sys_nice		printargs_ld