-p and --prefix=
diff --git a/src/os/unix/ngx_files.h b/src/os/unix/ngx_files.h
index 7d83b04..8608e17 100644
--- a/src/os/unix/ngx_files.h
+++ b/src/os/unix/ngx_files.h
@@ -158,7 +158,7 @@
#define ngx_realpath(p, r) realpath((char *) p, (char *) r)
#define ngx_realpath_n "realpath()"
-#define ngx_getcwd(buf, size) (getcwd(buf, size) != NULL)
+#define ngx_getcwd(buf, size) (getcwd((char *) buf, size) != NULL)
#define ngx_getcwd_n "getcwd()"
#define ngx_path_separator(c) ((c) == '/')
diff --git a/src/os/win32/ngx_files.h b/src/os/win32/ngx_files.h
index 1e2c630..2abaaf5 100644
--- a/src/os/win32/ngx_files.h
+++ b/src/os/win32/ngx_files.h
@@ -152,13 +152,12 @@
char *ngx_realpath(u_char *path, u_char *resolved);
#define ngx_realpath_n ""
-#define ngx_getcwd(buf, size) GetCurrentDirectory(size, buf)
+#define ngx_getcwd(buf, size) GetCurrentDirectory(size, (char *) buf)
#define ngx_getcwd_n "GetCurrentDirectory()"
#define ngx_path_separator(c) ((c) == '/' || (c) == '\\')
#define NGX_MAX_PATH MAX_PATH
-
#define NGX_DIR_MASK (u_char *) "/*"
#define NGX_DIR_MASK_LEN 2
