win32: export xappendword()

Export the function xappendword() from make.  Use it in drop and
watch.

Saves 8-80 bytes, an unusually large disparity.

1 files changed, 1 insertions, 3 deletions

diff --git a/miscutils/drop.c b/miscutils/drop.c
index db3d709d1..342de41d6 100644
--- a/miscutils/drop.c
+++ b/miscutils/drop.c
@@ -165,10 +165,8 @@ int drop_main(int argc, char **argv)
                         // Build the command line
                         while (*a) {
                                 char *q = quote_arg(*a++);
-                                char *newcmd = xasprintf("%s %s", cmd, q);
+                                cmd = xappendword(cmd, q);
                                 free(q);
-                                free(cmd);
-                                cmd = newcmd;
                         }
 
                         ZeroMemory(&si, sizeof(STARTUPINFO));