Improve my fix to 1988/phillipps

The return in main() to pain() can be negated just like main() did to
itself (and now pain() does). Now the program exits with 0.

1988/phillipps/phillipps.c

@@ -58,6 +58,6 @@ _,
 **
 a;
 {
-				return
+				return!
 pain(t,(int)_,
 (char *)a);}

thanks-for-fixes.md

@@ -25,8 +25,8 @@ fixing where possible dead links or removing them, typo/consistency fixes,
 improving **ALL _Makefiles_** and writing [sgit](https://github.com/xexyl/sgit)
 that we installed locally to easily run `sed` on files in the repo to help build
 the website. **Thank you very much** for your extensive efforts in helping
-improve the IOCCC presentation of past IOCCC winners and fixing almost all for
-modern systems!
+improve the IOCCC presentation of past IOCCC winners and fixing almost all past
+entries for modern systems!
 
 [Yusuke Endoh](https://www.ioccc.org/winners.html#Yusuke_Endoh) supplied a
 number of important bug fixes to a number of past IOCCC winners. Some of those
@@ -369,7 +369,7 @@ for/*/(;;);/*/k()){O/*/*/c);
 ```
 
 cannot form `fork())` in modern C compilers. Since it was not done through a
-macro it was simply changed to be 'fork()', rather than adding a new macro.
+macro it was simply changed to be `fork()`, rather than adding a new macro.
 
 (What is quite fun is that at least some C pre-processors can form these
 constructs! Can you figure out why this is?)