Replace MAXPATHLEN with PATH_MAX

MAXPATHLEN is defined to PATH_MAX, so replace the former with the latter.

* strace.c (startup_child): Replace MAXPATHLEN with PATH_MAX.
* util.c (printpathn, printpath): Likewise.
diff --git a/strace.c b/strace.c
index cb96758..aae7505 100644
--- a/strace.c
+++ b/strace.c
@@ -1161,7 +1161,7 @@
 {
 	struct_stat statbuf;
 	const char *filename;
-	char pathname[MAXPATHLEN];
+	char pathname[PATH_MAX];
 	int pid;
 	struct tcb *tcp;
 
@@ -1195,7 +1195,7 @@
 			else
 				m = n = strlen(path);
 			if (n == 0) {
-				if (!getcwd(pathname, MAXPATHLEN))
+				if (!getcwd(pathname, PATH_MAX))
 					continue;
 				len = strlen(pathname);
 			}
@@ -1308,7 +1308,7 @@
 		 * instead of call (won't push anything to stack),
 		 * (2) by trying very hard in exec_or_die()
 		 * to not use any stack,
-		 * (3) having a really big (MAXPATHLEN) stack object
+		 * (3) having a really big (PATH_MAX) stack object
 		 * in this function, which creates a "buffer" between
 		 * child's and parent's stack pointers.
 		 * This may save us if (1) and (2) failed
diff --git a/util.c b/util.c
index e05efcd..4f637e8 100644
--- a/util.c
+++ b/util.c
@@ -598,7 +598,7 @@
 void
 printpathn(struct tcb *tcp, long addr, unsigned int n)
 {
-	char path[MAXPATHLEN + 1];
+	char path[PATH_MAX + 1];
 	int nul_seen;
 
 	if (!addr) {
@@ -631,7 +631,7 @@
 printpath(struct tcb *tcp, long addr)
 {
 	/* Size must correspond to char path[] size in printpathn */
-	printpathn(tcp, addr, MAXPATHLEN);
+	printpathn(tcp, addr, PATH_MAX);
 }
 
 /*