Minor fixes to assuage picky compilers (unsigned comparisons and

alias rules lead to compilation warnings)

p4raw-id: //depot/vmsperl@5050

1 files changed, 4 insertions, 4 deletions

diff --git a/pp_sys.c b/pp_sys.c
index a9292a1c83..75206c5be0 100644
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -1091,7 +1091,7 @@ PP(pp_getc)
     GV *gv;
     MAGIC *mg;
 
-    if (MAXARG <= 0)
+    if (MAXARG == 0)
 	gv = PL_stdingv;
     else
 	gv = (GV*)POPs;
@@ -1701,7 +1701,7 @@ PP(pp_eof)
     GV *gv;
     MAGIC *mg;
 
-    if (MAXARG <= 0) {
+    if (MAXARG == 0) {
 	if (PL_op->op_flags & OPf_SPECIAL) {	/* eof() */
 	    IO *io;
 	    gv = PL_last_in_gv = PL_argvgv;
@@ -1745,7 +1745,7 @@ PP(pp_tell)
     GV *gv;     
     MAGIC *mg;
 
-    if (MAXARG <= 0)
+    if (MAXARG == 0)
 	gv = PL_last_in_gv;
     else
 	gv = PL_last_in_gv = (GV*)POPs;
@@ -1980,7 +1980,7 @@ PP(pp_flock)
 
 #ifdef FLOCK
     argtype = POPi;
-    if (MAXARG <= 0)
+    if (MAXARG == 0)
 	gv = PL_last_in_gv;
     else
 	gv = (GV*)POPs;