Update to patch-2.7.6.

ports/patch/patch.patch

@@ -1,15 +1,3 @@
-diff -Paur --no-dereference -- patch.upstream/build-aux/config.sub patch/build-aux/config.sub
---- patch.upstream/build-aux/config.sub
-+++ patch/build-aux/config.sub
-@@ -1373,7 +1373,7 @@
- 	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
- 	      | -sym* | -kopensolaris* | -plan9* \
- 	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
--	      | -aos* | -aros* | -cloudabi* \
-+	      | -aos* | -aros* | -cloudabi* | -sortix* \
- 	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
- 	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
- 	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
 diff -Paur --no-dereference -- patch.upstream/configure patch/configure
 --- patch.upstream/configure
 +++ patch/configure
@@ -135,7 +123,7 @@ diff -Paur --no-dereference -- patch.upstream/configure patch/configure
 +export gl_cv_func_getcwd_null=yes # Only if the OS actually supports this, Sortix does.
 +export gl_cv_struct_dirent_d_ino=yes # Only if the OS actually supports this, Sortix does.
  # Guess values for system-dependent variables and create Makefiles.
- # Generated by GNU Autoconf 2.69 for GNU patch 2.7.5.
+ # Generated by GNU Autoconf 2.69 for GNU patch 2.7.6.
  #
 diff -Paur --no-dereference -- patch.upstream/lib/getgroups.c patch/lib/getgroups.c
 --- patch.upstream/lib/getgroups.c
@@ -152,7 +140,7 @@ diff -Paur --no-dereference -- patch.upstream/lib/getgroups.c patch/lib/getgroup
 diff -Paur --no-dereference -- patch.upstream/src/safe.c patch/src/safe.c
 --- patch.upstream/src/safe.c
 +++ patch/src/safe.c
-@@ -97,6 +97,8 @@
+@@ -101,6 +101,8 @@
    max_cached_fds = 8;
    if (getrlimit (RLIMIT_NOFILE, &nofile) == 0)
      max_cached_fds = MAX (nofile.rlim_cur / 4, max_cached_fds);
@@ -161,7 +149,7 @@ diff -Paur --no-dereference -- patch.upstream/src/safe.c patch/src/safe.c
  
    cached_dirfds = hash_initialize (max_cached_fds,
  				   NULL,
-@@ -225,7 +227,8 @@
+@@ -229,7 +231,8 @@
  
    /* Actually get the new directory file descriptor. Don't follow
       symbolic links. */

ports/patch/patch.port

@@ -1,11 +1,12 @@
 NAME=patch
 BUILD_LIBRARIES=
-VERSION=2.7.5
+VERSION=2.7.6
 DISTNAME=$NAME-$VERSION
 COMPRESSION=tar.xz
 ARCHIVE=$DISTNAME.$COMPRESSION
-SHA256SUM=fd95153655d6b95567e623843a0e77b81612d502ecf78a489a4aed7867caa299
+SHA256SUM=ac610bda97abe0d9f6b7c963255a11dcb196c25e337c61f94e4778d632f1d8fd
 UPSTREAM_SITE=https://ftp.gnu.org/gnu/patch
 UPSTREAM_ARCHIVE=$ARCHIVE
 BUILD_SYSTEM=configure
+LICENSE=GPL-3.0-or-later
 MAKE_VARS='V=1'