Remove _mesa_atoi in favor of plain atoi.
diff --git a/src/mesa/shader/shader_api.c b/src/mesa/shader/shader_api.c
index c3b49ed..44310d2 100644
--- a/src/mesa/shader/shader_api.c
+++ b/src/mesa/shader/shader_api.c
@@ -1385,7 +1385,7 @@
 
          location = _mesa_lookup_uniform(shProg->Uniforms, newName);
          if (location >= 0) {
-            const GLint element = _mesa_atoi(c + 1);
+            const GLint element = atoi(c + 1);
             if (element > 0) {
                /* get type of the uniform array element */
                struct gl_program_parameter *p;