X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/490f424e8cc098f0330d140d1db8c92c8723866c..a5ffa9b475a426bc73366db01f7cc92a3811bc3a:/src/src/os.c

diff --git a/src/src/os.c b/src/src/os.c
index f8b8f6e9a..ca24e8dd2 100644
--- a/src/src/os.c
+++ b/src/src/os.c
@@ -865,7 +865,7 @@ this, for all other systems we provide our own getcwd() */
 unsigned char *
 os_getcwd(unsigned char * buffer, size_t size)
 {
-return getcwd((char *)buffer, size);
+return (unsigned char *) getcwd((char *)buffer, size);
 }
 #else
 #ifndef PATH_MAX
@@ -879,7 +879,7 @@ char * b = (char *)buffer;
 if (!size) size = PATH_MAX;
 if (!b && !(b = malloc(size))) return NULL;
 if (!(b = getcwd(b, size))) return NULL;
-return realloc(b, strlen(b) + 1);
+return buffer ? buffer : realloc(b, strlen(b) + 1);
 }
 #endif