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--- a/linuxgpio.c
+++ b/linuxgpio.c
@@ -66,7 +66,7 @@ static int linuxgpio_export(unsigned int
return fd;
}
- len = snprintf(buf, sizeof(buf), "%ud", gpio);
+ len = snprintf(buf, sizeof(buf), "%u", gpio);
r = write(fd, buf, len);
close(fd);
@@ -84,7 +84,7 @@ static int linuxgpio_unexport(unsigned i
return fd;
}
- len = snprintf(buf, sizeof(buf), "%ud", gpio);
+ len = snprintf(buf, sizeof(buf), "%u", gpio);
r = write(fd, buf, len);
close(fd);
@@ -95,7 +95,7 @@ static int linuxgpio_openfd(unsigned int
{
char filepath[60];
- snprintf(filepath, sizeof(filepath), "/sys/class/gpio/gpio%ud/value", gpio);
+ snprintf(filepath, sizeof(filepath), "/sys/class/gpio/gpio%u/value", gpio);
return (open(filepath, O_RDWR));
}
@@ -104,7 +104,7 @@ static int linuxgpio_dir(unsigned int gp
int fd, r;
char buf[60];
- snprintf(buf, sizeof(buf), "/sys/class/gpio/gpio%ud/direction", gpio);
+ snprintf(buf, sizeof(buf), "/sys/class/gpio/gpio%u/direction", gpio);
fd = open(buf, O_WRONLY);
if (fd < 0) {
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