Fix signedness issue with getc() return value

getc() and ungetc() return and take, respectively, an int rather than a
char to allow for error values as well.  Oops.

Signed-off-by: Daniel Stone <daniel@fooishbar.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/xkbscan.c b/xkbscan.c
index 1e7902d..03193e2 100644
--- a/xkbscan.c
+++ b/xkbscan.c
@@ -269,7 +269,7 @@ tokText(int tok)
 }
 #endif
 
-static char
+static int
 scanchar(void)
 {
     if (readBufPos >= readBufLen) {
@@ -285,7 +285,7 @@ scanchar(void)
 }
 
 static void
-unscanchar(char c)
+unscanchar(int c)
 {
     if (readBuf[--readBufPos] != c) {
         fprintf(stderr, "UNGETCHAR FAILED! Put back %c, was expecting %c at "