const struct dirent *ent;
        int number, numstrlen, ret;
 
-       FILE *nameFile;
+       FILE *namefp;
        DIR *dp;
        char thisname[IIO_MAX_NAME_LENGTH];
        char *filename;
                                        goto error_close_dir;
                                }
 
-                               nameFile = fopen(filename, "r");
-                               if (!nameFile) {
+                               namefp = fopen(filename, "r");
+                               if (!namefp) {
                                        free(filename);
                                        continue;
                                }
 
                                free(filename);
                                errno = 0;
-                               if (fscanf(nameFile, "%s", thisname) != 1) {
+                               if (fscanf(namefp, "%s", thisname) != 1) {
                                        ret = errno ? -errno : -ENODATA;
                                        goto error_close_dir;
                                }
 
-                               if (fclose(nameFile)) {
+                               if (fclose(namefp)) {
                                        ret = -errno;
                                        goto error_close_dir;
                                }
 
 {
        char name[IIO_MAX_NAME_LENGTH];
        int dev_idx;
-       int retval;
+       int ret;
 
-       retval = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_device),
-                       "%i", &dev_idx);
-       if (retval != 1)
+       ret = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_device), "%i",
+                    &dev_idx);
+       if (ret != 1)
                return -EINVAL;
 
-       retval = read_sysfs_string("name", dev_dir_name, name);
-       if (retval)
-               return retval;
+       ret = read_sysfs_string("name", dev_dir_name, name);
+       if (ret)
+               return ret;
 
        printf("Device %03d: %s\n", dev_idx, name);
 
 {
        char name[IIO_MAX_NAME_LENGTH];
        int dev_idx;
-       int retval;
+       int ret;
 
-       retval = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_trigger),
-                       "%i", &dev_idx);
-       if (retval != 1)
+       ret = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_trigger),
+                    "%i", &dev_idx);
+       if (ret != 1)
                return -EINVAL;
 
-       retval = read_sysfs_string("name", dev_dir_name, name);
-       if (retval)
-               return retval;
+       ret = read_sysfs_string("name", dev_dir_name, name);
+       if (ret)
+               return ret;
 
        printf("Trigger %03d: %s\n", dev_idx, name);