Add pointless sanity checks.

http://bugs.gentoo.org/91977

--- eject.c
+++ eject.c
@@ -69,6 +69,16 @@
 #include <scsi/sg.h>
 #include <scsi/scsi_ioctl.h>
 
+#define CLOSE(fd) if (close(fd)==-1) { \
+    perror(programName); \
+    exit(1); \
+}
+
+#define FCLOSE(fd) if (fclose(fd)==-1) { \
+    perror(programName); \
+    exit(1); \
+}
+
 /* Global Variables */
 const char *version = VERSION; /* program version */
 int a_option = 0; /* command flags and arguments */
@@ -627,7 +637,7 @@
 			GetMajorMinor(s1, &mtabmaj, &mtabmin);
 			if (((strcmp(s1, name) == 0) || (strcmp(s2, name) == 0)) ||
 				((maj != -1) && (maj == mtabmaj) && (min == mtabmin))) {
-				fclose(fp);
+				FCLOSE(fp);
 				*deviceName = strdup(s1);
 				*mountName = strdup(s2);
 				return 1;
@@ -636,7 +646,7 @@
 	}
 	*deviceName = 0;
 	*mountName = 0;
-	fclose(fp);
+	FCLOSE(fp);
 	return 0;
 }
 
@@ -663,13 +673,13 @@
 	while (fgets(line, sizeof(line), fp) != 0) {
 		rc = sscanf(line, "%1023s %1023s", s1, s2);
 		if (rc >= 2 && s1[0] != '#' && strcmp(s2, name) == 0) {
-			fclose(fp);
+			FCLOSE(fp);
 			*deviceName = strdup(s1);
 			*mountName = strdup(s2);
 			return 1;
 		}
 	}
-	fclose(fp);
+	FCLOSE(fp);
 	return 0;
 }
 
@@ -708,7 +718,7 @@
 			}
 		}
 	}
-	fclose(fp);
+	FCLOSE(fp);
 }
 
 
@@ -1018,7 +1028,7 @@
 	}
 
 	/* cleanup */
-	close(fd);
+	CLOSE(fd);
 	free(device);
 	free(deviceName);
 	free(fullName);