ncompress: fix build against gcc15 (#442637)

pkgs/by-name/nc/ncompress/package.nix

@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  fetchpatch,
 }:
 
 stdenv.mkDerivation rec {
@@ -15,6 +16,26 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-Yhs3C5/kR7Ve56E84usYJprxIMAIwXVahLi1N9TIfj0=";
   };
 
+  patches = [
+    # dependencies for gcc15 patch
+    (fetchpatch {
+      url = "https://github.com/vapier/ncompress/commit/af7d29d87ddf8b2002dad41152efa94e9c825b35.patch";
+      excludes = [ "Changes" ];
+      hash = "sha256-zc+59RHVt5/aw5a4OVnOmXyFdeoshqbARG2upDujEk4=";
+    })
+    (fetchpatch {
+      url = "https://github.com/vapier/ncompress/commit/aa359df10ec29a56c12f6e5c2bcec8d8ecfa2740.patch";
+      excludes = [ "Changes" ];
+      hash = "sha256-wtZJBSfJ6QmYK+ywijQ263PnjGwD2mXcvFWvBNeODpc=";
+    })
+    # fix build against gcc15
+    # https://github.com/vapier/ncompress/pull/40
+    (fetchpatch {
+      url = "https://github.com/vapier/ncompress/pull/40/commits/90810a7f11bf157b479c23c0fe6cee0bebec15c6.patch";
+      hash = "sha256-aqIofwTxlg2lq2+ZBhG6X6MKUoafHrADZlw7Avj8anQ=";
+    })
+  ];
+
   makeFlags = [ "PREFIX=$(out)" ];
   installTargets = "install_core";
 
@@ -23,7 +44,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    homepage = "http://ncompress.sourceforge.net/";
+    homepage = "https://vapier.github.io/ncompress/";
     license = licenses.publicDomain;
     description = "Fast, simple LZW file compressor";
     platforms = platforms.unix;