Replace uses of scm_t_int8, scm_t_uintmax, etc with stdint types

* libguile/bitvectors.c:
* libguile/bitvectors.h:
* libguile/bytevectors.c:
* libguile/bytevectors.h:
* libguile/chars.c:
* libguile/continuations.c:
* libguile/control.c:
* libguile/conv-integer.i.c:
* libguile/conv-uinteger.i.c:
* libguile/dynstack.c:
* libguile/dynstack.h:
* libguile/foreign.c:
* libguile/frames.c:
* libguile/frames.h:
* libguile/gc-inline.h:
* libguile/gc.h:
* libguile/gsubr.c:
* libguile/gsubr.h:
* libguile/hash.c:
* libguile/i18n.c:
* libguile/instructions.c:
* libguile/intrinsics.c:
* libguile/intrinsics.h:
* libguile/loader.c:
* libguile/loader.h:
* libguile/numbers.c:
* libguile/numbers.h:
* libguile/pairs.c:
* libguile/ports-internal.h:
* libguile/ports.c:
* libguile/ports.h:
* libguile/posix.c:
* libguile/print.c:
* libguile/print.h:
* libguile/programs.c:
* libguile/programs.h:
* libguile/r6rs-ports.c:
* libguile/random.c:
* libguile/random.h:
* libguile/scm.h:
* libguile/socket.c:
* libguile/srfi-4.c:
* libguile/srfi-4.h:
* libguile/stacks.c:
* libguile/stime.c:
* libguile/strings.c:
* libguile/struct.c:
* libguile/struct.h:
* libguile/symbols.c:
* libguile/threads.c:
* libguile/threads.h:
* libguile/uniform.c:
* libguile/vm-engine.c:
* libguile/vm.c:
* libguile/vm.h:
* libguile/vports.c:
* test-suite/standalone/test-conversion.c:
* test-suite/standalone/test-ffi-lib.c:
* test-suite/standalone/test-scm-take-u8vector.c:
* test-suite/standalone/test-srfi-4.c: Replace e.g. scm_t_uint8 with
  uint8_t.

libguile/dynstack.c

@@ -43,7 +43,7 @@
 #define SET_PROMPT_FP(top, fp) do { top[1] = (scm_t_bits)(fp); } while (0)
 #define PROMPT_SP(top) ((scm_t_ptrdiff) ((top)[2]))
 #define SET_PROMPT_SP(top, sp) do { top[2] = (scm_t_bits)(sp); } while (0)
-#define PROMPT_IP(top) ((scm_t_uint32 *) ((top)[3]))
+#define PROMPT_IP(top) ((uint32_t *) ((top)[3]))
 #define PROMPT_JMPBUF(top) ((jmp_buf *) ((top)[4]))
 
 #define WINDER_WORDS 2
@@ -196,7 +196,7 @@ scm_dynstack_push_prompt (scm_t_dynstack *dynstack,
                           scm_t_dynstack_prompt_flags flags,
                           SCM key,
                           scm_t_ptrdiff fp_offset, scm_t_ptrdiff sp_offset,
-                          scm_t_uint32 *ip, jmp_buf *registers)
+                          uint32_t *ip, jmp_buf *registers)
 {
   scm_t_bits *words;
 
@@ -499,7 +499,7 @@ scm_t_bits*
 scm_dynstack_find_prompt (scm_t_dynstack *dynstack, SCM key,
                           scm_t_dynstack_prompt_flags *flags,
                           scm_t_ptrdiff *fp_offset, scm_t_ptrdiff *sp_offset,
-                          scm_t_uint32 **ip, jmp_buf **registers)
+                          uint32_t **ip, jmp_buf **registers)
 {
   scm_t_bits *walk;