Make 1994/tvr alt code use fgets()

This means that one of the bug statuses was removed.

1994/tvr/README.md

@@ -15,7 +15,6 @@ The current status of this entry is:
 
 ```
 STATUS: known bug - please help us fix
-STATUS: uses gets() - change to fgets() if possible
 ```
 
 For more detailed information see [1994 tvr in bugs.md](/bugs.md#1994-tvr).
@@ -46,7 +45,7 @@ The author provided us a spoiler version that might be of interest to some.
 ### Alternate build:
 
 ```sh
-make tvr.alt
+make alt
 ```
 
 

1994/tvr/tvr.alt.c

@@ -1,5 +1,6 @@
 #include <X11/Xlib.h>
 #define M     typedef
+#define gets(B) fgets((B),C-(B)+256,stdin),(B[strlen(B)-1]='\0'),1
 #define N(	 a)=r=(a)+j
 #define S f(; G; )D[B[H=i[--G]]=F+=F<p]++
 #define	f for
@@ -60,7 +61,7 @@ K ()
 _
 I (d F)
 {
-  F || gets (F = B);
+  F || (gets (B),F=B);
   y = atoi (F);
 }
 _