if CXX or CC env vars aren't set, use g++, gcc by default (Linux)

diff --git a/bin/mklib b/bin/mklib
index 59dd009..2f6beff 100755 (executable)
--- a/bin/mklib
+++ b/bin/mklib
@@ -116,6 +116,14 @@ case $ARCH in
     'Linux' | 'OpenBSD')
        # GCC-based environment
 
+       # Set default compilers if env vars not set
+       if [ "x$CXX" = "x" ] ; then
+           CXX=g++
+       fi
+       if [ "x$CC" = "x" ] ; then
+           CC=gcc
+       fi
+
        if [ $NOPREFIX = 1 ] ; then
            # No "lib" or ".so" part
            echo "mklib: Making" $ARCH "shared library: " ${LIBNAME}