pinentry-mac: fix implicit function declaration

Fixes: https://trac.macports.org/ticket/61421

Author: chrstphrchvz

aqua/pinentry-mac/Portfile

@@ -25,7 +25,8 @@ checksums               rmd160 b4023708d1320bd1b0ad5ce0dc35ec71fc68b33c \
 supported_archs         x86_64
 installs_libs           no
 
-patchfiles              patch-includes-quotes.diff
+patchfiles              patch-includes-quotes.diff \
+                        patch-includes-quotes-2.diff
 patch.pre_args          -p1
 
 # This is a temporary kludge. The new Xcode build system fails to

aqua/pinentry-mac/files/patch-includes-quotes-2.diff

@@ -0,0 +1,20 @@
+Fix implicit function declaration (error as of Xcode 12):
+secmem_free() is declared in "memory.h" rather than <memory.h>
+(the <memory.h> system header merely inludes <string.h>)
+https://trac.macports.org/ticket/61421
+
+Upstream-Status: Submitted (https://github.com/GPGTools/pinentry-mac/pull/8)
+
+diff --git a/Source/pinentry-0.9.4/pinentry/pinentry-curses.c b/Source/pinentry-0.9.4/pinentry/pinentry-curses.c
+index fc27d81..4279aff 100644
+--- a/Source/pinentry-0.9.4/pinentry/pinentry-curses.c
++++ b/Source/pinentry-0.9.4/pinentry/pinentry-curses.c
+@@ -44,7 +44,7 @@
+ #include <utime.h>
+ #endif /*HAVE_UTIME_H*/
+ 
+-#include <memory.h>
++#include "memory.h"
+ 
+ #ifdef HAVE_WCHAR_H
+ #include <wchar.h>