[vte/vte-0-46] build: Check for explicit_bzero()

[Christian Persch <chpe src gnome org>]

commit 755438452691c411c92ba805066031d9ab15428a
Author: Christian Persch <chpe gnome org>
Date:   Tue Feb 14 19:52:25 2017 +0100

    build: Check for explicit_bzero()
    
    (cherry picked from commit d74609f0adfdd6bc17302a8865d70ff12d5e0497)

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 9dbaad8..b72e356 100644
--- a/configure.ac
+++ b/configure.ac
@@ -255,6 +255,7 @@ AC_CHECK_FUNCS([cfmakeraw fork setsid setpgid getpgid tcgetattr tcsetattr])
 
 # Misc I/O routines.
 AC_CHECK_FUNCS([pread pwrite])
+AC_CHECK_FUNCS([explicit_bzero])
 
 AC_CHECK_FUNC(floor,,AC_CHECK_LIB(m,floor,LIBS=["$LIBS -lm"]))
 AC_CHECK_FUNCS([ceil floor round])