m4: Fix implementation of `struct __sFILE`

Remove unnecessary mitigation.

packages/m4/build.sh

@@ -3,7 +3,7 @@ TERMUX_PKG_DESCRIPTION="Traditional Unix macro processor"
 TERMUX_PKG_LICENSE="GPL-3.0"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=1.4.19
-TERMUX_PKG_REVISION=3
+TERMUX_PKG_REVISION=4
 TERMUX_PKG_SRCURL=https://mirrors.kernel.org/gnu/m4/m4-${TERMUX_PKG_VERSION}.tar.xz
 TERMUX_PKG_SHA256=63aede5c6d33b6d9b13511cd0be2cac046f2e70fd0a07aa9573a04a82783af96
 TERMUX_PKG_BUILD_DEPENDS="libandroid-spawn"

packages/m4/lib-stdio-impl.h.patch

@@ -0,0 +1,22 @@
+--- a/lib/stdio-impl.h
++++ b/lib/stdio-impl.h
+@@ -68,8 +68,10 @@
+ # elif defined __ANDROID__ /* Android */
+ #  ifdef __LP64__
+ #   define _gl_flags_file_t int
++#   define _gl_struct_file_off_t int64_t
+ #  else
+ #   define _gl_flags_file_t short
++#   define _gl_struct_file_off_t __kernel_off_t
+ #  endif
+   /* Up to this commit from 2015-10-12
+      <https://android.googlesource.com/platform/bionic.git/+/f0141dfab10a4b332769d52fa76631a64741297a>
+@@ -96,7 +98,7 @@
+                          unsigned char _nbuf[1]; \
+                          struct { unsigned char *_base; size_t _size; } _lb; \
+                          int _blksize; \
+-                         fpos_t _offset; \
++                         _gl_struct_file_off_t _offset; \
+                          /* More fields, not relevant here.  */ \
+                        } *) fp)
+ # else

packages/m4/src-output.c.patch

@@ -1,17 +0,0 @@
-See https://github.com/termux/termux-packages/issues/9056.
-
---- a/src/output.c
-+++ b/src/output.c
-@@ -423,8 +423,12 @@
- 
-   /* Check if we are exceeding the maximum amount of buffer memory.  */
- 
-+#if defined __ANDROID__ && !defined __LP64__
-+  if (0)
-+#else
-   if (total_buffer_size - output_diversion->size + wanted_size
-       > MAXIMUM_TOTAL_SIZE)
-+#endif
-     {
-       int selected_used;
-       char *selected_buffer;