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-rw-r--r--perform/iopipe.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/perform/iopipe.c b/perform/iopipe.c
index 9c3e256..dea98aa 100644
--- a/perform/iopipe.c
+++ b/perform/iopipe.c
@@ -317,7 +317,7 @@ printf("Before getrusage() call\n");
for (i=0; i<nwrite; i++) {
putc (PROGRESS, stderr);
fflush (stderr);
- offset = lseek (fd, 0, SEEK_SET);
+ offset = lseek (fd, (off_t)0, SEEK_SET);
assert (0==offset);
n = write (fd, the_data, (size_t)(size[0]*size[1]));
assert (n>=0 && (size_t)n==size[0]*size[1]);
@@ -396,7 +396,7 @@ printf("Before getrusage() call\n");
for (i=0; i<nread; i++) {
putc (PROGRESS, stderr);
fflush (stderr);
- offset = lseek (fd, 0, SEEK_SET);
+ offset = lseek (fd, (off_t)0, SEEK_SET);
assert (0==offset);
n = read (fd, the_data, (size_t)(size[0]*size[1]));
assert (n>=0 && (size_t)n==size[0]*size[1]);