[syslinux:elflink] writestr: Include core.h for writechr() prototype

[syslinux-bot for Matt Fleming]

Commit-ID:  39a6c5440427d2aeb1cfaaff9f7516775a0c8dc4
Gitweb:     http://www.syslinux.org/commit/39a6c5440427d2aeb1cfaaff9f7516775a0c8dc4
Author:     Matt Fleming <matt.fleming at intel.com>
AuthorDate: Tue, 3 Apr 2012 14:57:58 +0100
Committer:  Matt Fleming <matt.fleming at intel.com>
CommitDate: Tue, 17 Apr 2012 10:58:35 +0100

writestr: Include core.h for writechr() prototype

This eliminates the following compiler warning,

writestr.c: In function ‘crlf’:
writestr.c:26:2: warning: implicit declaration of function ‘writechr’

Signed-off-by: Matt Fleming <matt.fleming at intel.com>

---
 core/writestr.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/core/writestr.c b/core/writestr.c
index 66d126a..fb9de34 100644
--- a/core/writestr.c
+++ b/core/writestr.c
@@ -17,6 +17,7 @@
  * Code to write a simple string.
  */
 #include <com32.h>
+#include <core.h>
 
 /*
  * crlf: Print a newline